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Āstika and nāstika
Āstika and nāstika
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Āstika (Sanskrit: आस्तिक, IAST: āstika) and nāstika (Sanskrit: नास्तिक, IAST: nāstika) are mutually exclusive terms that modern scholars use to classify the schools of Indian philosophy as well as some Hindu, Buddhist and Jain texts.[1][2][4] The various definitions for āstika and nāstika philosophies have been disputed since ancient times, and there is no consensus.[5][6] One standard distinction, as within ancient- and medieval-era Sanskrit philosophical literature, is that āstika schools accept the Vedas, the ancient texts of India, as fundamentally authoritative, while the nāstika schools do not.[7][8][5] However, a separate way of distinguishing the two terms has evolved in current Indian languages like Telugu, Hindi and Bengali, wherein āstika and its derivatives usually mean 'theist', and nāstika and its derivatives denote 'atheism'.[9]

Still, philosophical tradition maintains the earlier distinction, for example, in identifying the school of Sāṃkhya, which is non-theistic (as it does not explicitly affirm the existence of God in its classical formulation), as āstika (Veda-affirming) philosophy, though "God" is often used as an epithet for consciousness (purusha) within its doctrine.[10] Similarly, though Buddhism is considered to be nāstika, Gautama Buddha is considered an avatar of the god Vishnu in some Hindu denominations.[11] Due to its acceptance of the Vedas, āstika philosophy, in the original sense, is often equivalent to Hindu philosophy: philosophy that developed alongside the Hindu religion.

Āstika (Sanskrit: आस्तिक; from Sanskrit: asti, 'there is, there exists') means one who believes in the existence of a Self or Brahman, etc. It has been defined in one of three ways:[5][12]

  1. as those who accept the epistemic authority of the Vedas;
  2. as those who accept the existence of ātman;
  3. as those who accept the existence of Ishvara.

Nāstika (Sanskrit: नास्तिक; from Sanskrit: na, 'not' + āstika), by contrast, are those who deny all the respective definitions of āstika;[5] they do not believe in the existence of Self.[13]

The six most studied Āstika schools of Indian philosophies, sometimes referred to as orthodox schools, are Nyāyá, Vaiśeṣika, Sāṃkhya, Yoga, Mīmāṃsā, and Vedānta. The five most studied Nāstika schools of Indian philosophies, sometimes referred to as heterodox schools, are Buddhism, Jainism, Chārvāka, Ājīvika, and Ajñana.[14][15] However, this orthodox-heterodox terminology is a construct of Western languages, and lacks scholarly roots in Sanskrit. Recent scholarly studies state that there have been various heresiological translations of Āstika and Nāstika in 20th century literature on Indian philosophies, but many are unsophisticated and flawed.[5]

Etymology

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Āstika is a Sanskrit adjective and noun that derives from asti ('there is or exists'),[13] meaning 'knowing that which exists' or 'pious.'[16] The word Nāstika (na, not, + āstika) is its negative.

One of the traditional etymologies of the term āstika—based on Pāṇini's Aṣṭādhyāyī 4.4.60 ("astināstidiṣṭam matiḥ")—defines the concept as 'he whose opinion is that Īśvara exists' (asti īśvara iti matir yasya).[17] According to Sanskrit grammarian Hemachandra, āstika is a synonym for 'he who believes'.[17] Other definitions include:

  • 'opposite of nāstika' (nāstika bhinna);
  • 'he whose idea is that Īśvara exists' (īśvara asti iti vādī); and
  • 'he who considers the Vedas as authorities' (vedaprāmāṇyavādī).

As used in Hindu philosophy, the differentiation between āstika and nāstika does not refer to theism or atheism.[5] The terms often, but not always, relate to accepting Vedic literature as an authority, particularly on their teachings on Self. The Veda and Hinduism do not subscribe to or include the concept of an almighty that is separate from oneself i.e. there is no concept of God in the Christian or Islamic sense. N. N. Bhattacharya writes:

The followers of Tantra were often branded as Nāstika by the political proponents of the Vedic tradition. The term Nāstika does not denote an atheist since the Veda presents a godless system with no singular almighty being or multiple almighty beings. It is applied only to those who do not believe in the Vedas. The Sāṃkhyas and Mīmāṃsakas do not believe in God, but they believe in the Vedas and hence they are not Nāstikas. The Buddhists, Jains, and Cārvākas do not believe in the Vedas; hence they are Nāstikas.

— Bhattacharyya 1999, pp. 174

Āstika is also a name, such as that of a Vedic scholar born to the goddess Mānasā ('Mind') and the sage Jaratkaru.[18]

Classification of schools

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Views of the six heretical teachers
The views of six śramaṇa in the Pāli Canon, known as the six heretical teachers, based on the Sāmaññaphala Sutta.[19]
Pūraṇa Kassapa
Amoralism
(akiriyavāda; natthikavāda)
There is no reward or punishment for either good or bad deeds.
Makkhali Gośāla (Ājīvika)
Fatalism
(ahetukavāda; niyativāda)
We are powerless; suffering is pre-destined.
Ajita Kesakambalī (Charvaka)
Materialism
(ucchedavāda; natthikavāda)
Live happily; with death, all is annihilated.
Pakudha Kaccāyana
Eternalism and categoricalism (sassatavāda; sattakāyavāda)Matter, pleasure, pain and the soul are eternal and do not interact.
Nigaṇṭha Ñāṭaputta (Jainism)
Restraint
(mahāvrata)
Be endowed with, cleansed by, and suffused with [merely] the avoidance of all evil.[20]
Sañjaya Belaṭṭhiputta (Ajñana)
Agnosticism
(amarāvikkhepavāda)
"I don't think so. I don't think in that way or otherwise. I don't think not or not not." Suspension of judgement.

The terms Āstika and Nāstika have been used to classify various Indian intellectual traditions.

Āstika

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The āstika schools are six systems or ṣaḍdarśana that consider the Vedas a reliable and authoritative source of knowledge.[21] These are often coupled into three groups for both historical and conceptual reasons.

Nāstika

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The main schools of Indian philosophy that reject the Vedas were regarded as heterodox in the tradition:[3]

The use of the term nāstika to describe Buddhism and Jainism in India is explained by Gavin Flood as follows:

At an early period, during the formation of the Upaniṣads and the rise of Buddhism and Jainism, we must envisage a common heritage of meditation and mental discipline practiced by renouncers with varying affiliations to non-orthodox (Veda-rejecting) and orthodox (Veda-accepting) traditions.... These schools [such as Buddhism and Jainism] are understandably regarded as heterodox (nāstika) by orthodox (āstika) Brahmanism.

— Gavin Flood[22]

Tantric traditions in Hinduism have both āstika and nāstika lines; as Banerji writes in Tantra in Bengal:

Tantras are ... also divided as āstika or Vedic and nāstika or non-Vedic. In accordance with the predominance of the deity the āstika works are again divided as Śākta, Śaiva, Saura, Gāṇapatya and Vaiṣṇava.

— Banerji[23]

Usage in religion

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Hinduism

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Manusmriti, in verse 2.11, defines Nāstika as those who do not accept "Vedic literature in entirety based on two roots of science of reasoning (Śruti and Smriti)".[5] The 9th century Indian scholar Medhatithi analyzed this definition and stated that Nāstika does not mean someone who says "Vedic literature are untrue", but rather one who says "Vedic literature are immoral". Medhatithi further noted verse 8.309 of Manusmriti, to provide another aspect of the definition of Nāstika as one who believes, "there is no other world, there is no purpose in giving charity, there is no purpose in rituals and the teachings in the Vedic literature."[5]

Manusmriti does not define, or imply a definition for Astika. It is also silent or contradictory on specific rituals such as animal sacrifices, asserting Ahimsa (non-violence, non-injury) is dharma in its verses such as verse 10.63 based on Upanishadic layer of Vedic literature, even though the older layer of Vedic literature mention such sacrifices unlike the later layer of Vedic literature.[24] Indian scholars, such as those from Samkhya, Yoga, Nyaya and Vedanta schools, accepted Astika to be those that include Śabda (शब्द; or Aptavacana, testimony of Vedic literature and reliable experts) as a reliable means of epistemology, but they accepted the later ancient layer of the Vedic literature to be superseding the earlier ancient layer.[5]

Without reference to Vedas

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In contrast to Manusmriti, the 6th century CE Jain scholar and doxographer Haribhadra, provided a different perspective in his writings on Astika and Nāstika. Haribhadra did not consider "reverence for Vedas" as a marker for an Astika. He and other 1st millennium CE Jaina scholars defined Astika as one who "affirms there exists another world, transmigration exists, virtue (punya) exists, vice (paapa) exists."[5][6]

The 7th century scholars Jayaditya and Vamana, in Kasikavrtti of Pāṇini tradition, were silent on the role of or authority of Vedic literature in defining Astika and Nāstika. They state, "Astika is the one who believes there exists another world. The opposite of him is the Nāstika."[5][25]

Similarly the widely studied 2nd–3rd century CE Buddhist philosopher Nagarjuna, in Chapter 1 verses 60–61 of Ratnāvalī, wrote Vaiśeṣika and Sāṃkhya schools of Hinduism were Nāstika, along with Jainism, his own school of Buddhism and Pudgalavadins (Vātsīputrīya) school of Buddhism.[26][27]

Based on belief in Atman

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Astika, in some texts, is defined as those who believe in the existence of Atman (Self), while Nastika being those who deny there is any "Self" in human beings and other living beings.[12][28] All six schools of Hinduism classified as Astika philosophies hold the premise, "Atman exists". Buddhism, in contrast, holds the premise, "Atman does not exist."[29][30] Asanga Tilakaratna translates Astika as 'positivism' and Nastika as 'negativism', with Astika illustrated by Brahmanic traditions who accepted "Self and God exists", while Nastika as those traditions, such as Buddhism, who denied "Self and God exists."[31]

Jainism

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According to G. S. Ghurye, the Jain texts define na+astika as one "denying what exists" or any school of philosophy that denies the existence of the Self.[32] The Vedanta sub-traditions of Hinduism are "astika" because they accept the existence of Self, while Buddhist traditions denying this are referred to as "nastika".[32]

One of the earliest mentions of astika concept in Jain texts is by Manibhadra, who states that an astika is one who "accepts there exist another world (paraloka), transmigration of Self, virtue and vice that affect how a Self journeys through time".[33]

The 5th–6th century Jainism scholar Haribhadra, states Andrew Nicholson, does not mention anything about accepting or rejecting the Vedas or god as a criterion for being an astika or nastika. Instead, Haribhadra explains nastika in the manner of the more ancient Jain scholar Manibhadra, by stating a nastika to be one "who says there is no other worlds, there is no purpose in charity, there is no purpose in offerings".[33] An astika, to Haribhadra, is one who believes that there is a purpose and merit in an ethical life such as ahimsa (non-violence) and ritual actions.[33] This exposition of the word astika and nastika by Haribhadra is similar to one by the Sanskrit grammarian and Hindu scholar Pāṇini in section 4.4.60 of the Astadhyayi.[34]

The 12th century Jaina scholar Hemachandra similarly states, in his text Abithana Chintamani, that a nastika is any philosophy that presumes or argues there is "no virtue and vice."[35]

Buddhism

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Nagarjuna, according to Chandradhar Sharma, equates Nastikya to "nihilism".[36]

The 4th century Buddhist scholar Asanga, in Bodhisattva Bhumi, refers to nastika Buddhists as sarvaiva nastika, describing them as who are complete deniers. To Asanga, nastika are those who say "nothing whatsoever exists", and the worst kind of nastika are those who deny all designation and reality.[37] Astika are those who accept merit in and practice a religious life.[37] According to Andrew Nicholson, later Buddhists understood Asanga to be targeting Madhyamaka Buddhism as nastika, while considering his own Yogachara Buddhist tradition to be astika.[37] Initial interpretations of the Buddhist texts with the term astika and nastika, such as those composed by Nagarjuna and Aśvaghoṣa, were interpreted as being directed at the Hindu traditions. However, states John Kelly, most later scholarship considers this as incorrect, and that the astika and nastika terms were directed towards the competing Buddhist traditions and the intended audience of the texts were Buddhist monks debating an array of ideas across various Buddhist traditions.[38]

The charges of being a nastika were serious threat to the social standing of a Buddhist, and could lead to expulsion from Buddhist monastic community. Thus, states Nicholson, the colonial era Indologist definition of astika and nastika schools of Indian philosophy, was based on a narrow study of literature such as a version of Manusmriti, while in truth these terms are more complex and contextually apply within the diverse schools of Indian philosophies.[37]

The most common meaning of astika and nastika, in Buddhism, Hinduism and Jainism was the acceptance and adherence to ethical premises, and not textual validity or doctrinal premises, states Nicholson. It is likely that astika was translated as orthodox, and nastika as heterodox, because the early European Indologists carried the baggage of Christian theological traditions and extrapolated their own concepts to Asia, thereby distorting the complexity of Indian traditions and thought.[37]

See also

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Notes

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Revisions and contributorsEdit on WikipediaRead on Wikipedia
from Grokipedia
In , āstika and nāstika are classificatory terms that divide the major darśanas (philosophical systems) based on their stance toward the authority of the , the ancient sacred texts central to Brahmanical tradition. Āstika systems, often rendered as "orthodox," accept the as a pramāṇa (valid means of ), comprising six primary schools: (logic), Vaiśeṣika (atomism), Sāṃkhya (dualism), (discipline), Pūrva Mīmāṃsā (ritual exegesis), and Vedānta (metaphysical inquiry). In opposition, nāstika systems, termed "heterodox," reject Vedic infallibility and instead rely on , , or other authorities, primarily including Cārvāka (), . This binary, while influential, reflects a religious demarcation more than a strict philosophical one, as both categories pursue ultimate goals like mokṣa (liberation) through diverse epistemological and ontological frameworks. Etymologically, āstika stems from the Sanskrit "asti" (it exists), initially denoting belief in the afterlife or an otherworldly realm, as exemplified in the Kaṭha Upaniṣad (1.2.20), where it contrasts with denial of post-mortem existence. Conversely, nāstika derives from "nā asti" (it does not exist), originally signifying toward such transcendental realities, later extending to those who revile the as immoral or unreliable, per texts like the Manusmṛti (2.11). This evolution, traceable to the literature around the early centuries CE, imposed a Vedic-centric by the 8th century, influencing classifications in works like the 14th-century Sarvadarśanasaṃgraha. The terms thus highlight tensions between revelation-based and reason-based inquiry in ancient , with āstika schools integrating Vedic testimony alongside and , while nāstika ones prioritize empirical or experiential validation. The āstika darśanas exhibit varied emphases within their shared Vedic foundation: Nyāya and Vaiśeṣika form a realist alliance, employing logic and categorization to prove God's existence and the world's eternity; Sāṃkhya posits a dualism of puruṣa () and (matter) for discriminative knowledge leading to isolation (); Yoga builds on this with practical techniques like aṣṭāṅga (eight limbs) for mind control and union with the divine; Pūrva Mīmāṃsā defends efficacy without a creator , viewing the as eternal and apauruṣeya (authorless); and Vedānta explores non-dual (Advaita) or qualified (Viśiṣṭādvaita) unity of ātman (self) and through Upaniṣadic . These systems, developing from the 2nd century BCE onward, often interlink—such as Nyāya-Vaiśeṣika or Sāṃkhya-Yoga—forming paired traditions that address , metaphysics, and . In contrast, the nāstika schools emerged as critiques of Vedic ritualism and hierarchies, offering egalitarian alternatives: Cārvāka advocates hedonistic , accepting only direct as pramāṇa and dismissing afterlife or karma as priestly inventions; , through the and , teaches impermanence (anitya), no-self (anātman), and nirvāṇa via ethical conduct and , drawing from the Buddha's teachings around 5th century BCE; stresses ahiṃsā (non-violence), aparigraha (non-possession), and the triratna (right faith, knowledge, conduct) for jīva () purification across infinite time cycles, based on tīrthaṅkaras' revelations. Though marginalized in Brahmanical narratives, these traditions profoundly shaped Indian , , and social , coexisting and debating with āstika counterparts for over two millennia.

Etymology and Terminology

Etymology of Āstika

The term āstika derives from the Sanskrit root asti, which means "there is," "it exists," or "being," combined with the suffix -ka to form an adjective signifying "one who says 'there is'" or "affirmer of existence." This etymological foundation emphasizes affirmation of reality, whether in a general ontological sense or specific beliefs about the world. According to the Monier-Williams Sanskrit-English Dictionary, āstika thus conveys notions of piety, faithfulness, or belief in enduring entities like the self or divine order. Early textual appearances of āstika occur in the Vedic corpus, where the root asti pervades hymns and philosophical speculations, denoting existence and laying the semantic groundwork for the derived term. In the Rigveda, for instance, asti appears prominently in the Nasadiya Sukta (RV 10.129), affirming the primordial reality amid queries about creation: "Then there was neither existence (asti) nor non-existence (nāsti)." Similarly, the Upanishads employ asti to articulate affirmations of ultimate truth, such as the self's eternal being in the Brihadaranyaka Upanishad (BU 1.4.10), where it underscores belief in an abiding reality beyond illusion. These usages highlight āstika as rooted in Vedic affirmations of cosmic and spiritual existence. By the time of the , the term āstika evolves from this general affirmatory sense toward a more defined association with Vedic orthodoxy. It first emerges as a proper name for the sage Astika, son of the rishi Jaratkaru and the serpent-princess , who is so named because his father uttered "asti" (there is) as he departed for the forest, affirming the child's existence while still in the womb, symbolizing affirmation of life and (MBh 1.13-36). This narrative illustrates the term's shift, increasingly connoting adherence to Vedic principles over mere existential assertion, setting the stage for its later philosophical denotation while contrasting with nāstika as its negation.

Etymology of Nāstika

The term nāstika originates from the prefix na- ("not") combined with āstika, derived from the asti ("there is" or "exists"), literally meaning "one who says 'there is not'" or a denier of , particularly in or doctrinal contexts. This negation parallels āstika as an affirmation but emphasizes rejection. In early Vedic and post-Vedic , nāstika denoted skeptics or those rejecting istic affirmations and Vedic authority, as seen in the Manusmṛti (2.11), where it describes individuals who decry the Veda, fail to distinguish from , or deny scriptural validity. The term evolved in epic , such as the Mahābhārata, to signify unbelievers in Vedic , marking a shift toward broader connotations of . Phonetic and semantic variations appear in regional languages: in Prakrit texts, forms like ṇaṭṭhia or ṇāhiya emerge, adapting the denial motif to local , while in Pāli Buddhist literature, nāstika retains its core meaning to label non-Vedic or atheistic views. These shifts reflect the term's adaptation across Middle Indo-Aryan languages without altering its fundamental sense of .

Core Concepts and Definitions

Definition of Āstika

In , āstika denotes the orthodox traditions that affirm the authority of the as śruti, the foundational revealed scriptures considered infallible and eternal. This core criterion establishes āstika as Vedic orthodoxy, encompassing philosophical systems that integrate Vedic teachings into their doctrines without questioning their scriptural primacy. In contrast, nāstika traditions reject this Vedic authority, marking a fundamental divide in Indian thought. The āstika designation transcends mere theism, accommodating diverse metaphysical positions including theistic, atheistic, and dualistic views, as long as they uphold Vedic sanction. For example, the Sāṁkhya school, which posits an atheistic dualism between puruṣa (consciousness) and prakṛti (matter) without reference to a creator deity, remains āstika due to its alignment with Vedic epistemology. Similarly, Mīmāṃsā emphasizes ritualistic interpretations of the Vedas in a non-theistic framework, illustrating the breadth of āstika beyond monotheistic assumptions. Āstika philosophies universally incorporate the interrelated concepts of saṃsāra (the cycle of birth, death, and rebirth), karma (the law of moral causation governing actions and their consequences), and mokṣa (liberation from through realization or ethical practice), all situated within the Vedic cosmological structure. These attributes provide a shared soteriological orientation, where karma propels the soul through saṃsāra until mokṣa is attained via Vedic-guided paths such as knowledge, devotion, or discipline. This framework underscores the āstika commitment to a structured path toward ultimate freedom, rooted in scriptural authenticity.

Definition of Nāstika

In , nāstika denotes a heterodox position characterized by the non-acceptance or explicit rejection of the as infallible and authoritative scripture. This stance positions nāstika thought outside the orthodox framework, emphasizing independence from Vedic textual authority as the defining criterion rather than adherence to ritualistic or doctrinal elements derived from those texts. The term thus highlights a fundamental divergence in epistemological foundations, where validity is sought through non-Vedic means such as direct perception, , or alternative revelatory sources. Nāstika perspectives span diverse ontological and soteriological orientations, incorporating materialist views that outright deny concepts like an or transcendent realms, alongside spiritual approaches that envision liberation through non-Vedic ethical and meditative practices. These include both skeptical materialisms focused on empirical reality and idealistic spiritualities that prioritize inner transformation over scriptural . Crucially, nāstika is not equivalent to in the modern sense, as it does not inherently preclude belief in deities, souls, or metaphysical entities; rather, such affirmations, when present, occur outside Vedic validation and may reinterpret traditional notions in novel ways. This boundary underscores nāstika's role as a marker of philosophical rather than outright of the divine, contrasting sharply with āstika's Vedic-centric basis.

Classification of Indian Philosophical Schools

Āstika Traditions

The āstika traditions, collectively known as the ṣaḍdarśana or six orthodox schools of , are unified by their acceptance of the as authoritative scripture and their pursuit of liberation (mokṣa) within a Vedic framework. These darśanas—Nyāya, Vaiśeṣika, Sāṃkhya, , Mīmāṃsā, and Vedānta—provide systematic explorations of , , and , often paired in complementary relationships to form a cohesive philosophical corpus rooted in Vedic texts. Nyāya, attributed to the sage Gautama, centers on logic and epistemology, emphasizing the four pramāṇas (means of knowledge): perception, , , and , with the latter validating the of Vedic texts. Its realistic and pluralistic approach aims to eliminate error through rigorous debate, establishing valid cognition as the path to liberation. Vaiśeṣika, founded by , complements with an atomistic , classifying into categories such as substance, , action, generality, particularity, , and non-existence, thereby providing a physics-like framework for understanding the material world. Rooted in Vedic cosmology, it posits eternal atoms as the building blocks of the , integrating with Nyāya's epistemological methods in later developments to support Vedic leading to mokṣa. Sāṃkhya, originating from the teachings of , posits a dualism between puruṣa (pure consciousness) and (primordial matter), enumerating 25 tattvas (principles of reality) to explain the evolution of the without invoking a . Though its roots trace to Upaniṣadic speculations within the Vedic tradition, it serves as a theoretical foundation for understanding bondage and release through discriminative knowledge. Yoga, systematized in Patañjali's Yoga Sūtras, builds directly on Sāṃkhya's metaphysics but adds practical disciplines, including the eight limbs (aṣṭāṅga) such as ethical restraints (yama), observances (niyama), and meditation (samādhi), to achieve isolation (kaivalya) of the self. Aligned with Vedic soteriology, it incorporates a theistic element through the concept of Īśvara (a special puruṣa) while emphasizing meditation and ethics as means to transcend mental fluctuations. Mīmāṃsā, or Pūrva Mīmāṃsā, founded by , focuses on the of Vedic rituals (karma-kāṇḍa), defending the eternal and apauruṣeya (authorless) nature of the to justify injunctions for and worldly benefits. It prioritizes action over speculation, interpreting Vedic texts to ensure proper ritual performance as the primary path to fulfillment. Vedānta, or Uttara Mīmāṃsā, attributed to Bādarāyaṇa, interprets the Upaniṣads (jñāna-kāṇḍa) to explore the nature of , the , encompassing diverse views such as Advaita (non-dualism) of Śaṅkara, which asserts the identity of Ātman and , and Viśiṣṭādvaita (qualified non-dualism) of Rāmānuja, which posits a qualified unity. Deeply embedded in Vedic , it emphasizes as the means to mokṣa, synthesizing earlier ritualistic emphases. These darśanas interconnect as pairs—Nyāya with Vaiśeṣika for logic and ontology, Sāṃkhya with for theory and practice, and with Vedānta for action and —forming the ṣaḍdarśana as interdependent visions that collectively uphold Vedic while excluding non-Vedic perspectives like those of .

Nāstika Traditions

The nāstika traditions represent heterodox schools of that reject the authority of the , emphasizing empirical observation and rational inquiry over scriptural revelation. These schools developed independently of Vedic , focusing on alternative paths to understanding reality, ethics, and liberation. The Cārvāka, also known as Lokāyata, is a materialist school that posits the world as composed solely of four elements—earth, water, fire, and air—with consciousness arising from their combination, rejecting any supernatural entities, afterlife, or eternal soul. It advocates hedonism as the ethical ideal, promoting the enjoyment of sensory pleasures in this life while dismissing Vedic rituals as exploitative, and limits valid knowledge to direct perception (pratyakṣa), occasionally supplemented by inference (anumāna). Buddhism, as a nāstika tradition, centers on the —suffering (), its origin in craving, its cessation, and the path to end it—without relying on Vedic deities or sacrificial rites. The Eightfold Path, comprising right view, , speech, action, , effort, , and concentration, serves as the practical guide to enlightenment (nirvāṇa), prioritizing ethical conduct and mental discipline over ritualistic practices. Jainism teaches non-violence () as the supreme virtue, viewing karma as subtle material particles that bind to the (jīva) and obscure its inherent purity, with liberation achieved through shedding these karmas via ascetic practices. Its doctrines stem from the teachings of 24 tīrthaṅkaras, enlightened beings who guide followers toward , and emphasize the five vows (mahāvrata)—non-violence, truthfulness, non-stealing, , and —for monks and a modified set for laypeople. The Ājīvika school, founded by Makkhali Gosāla, espouses absolute determinism (niyati), where all events unfold according to cosmic fate without , leading to inevitable cycles of rebirth and eventual release. It promotes rigorous , including nudity and endurance of hardships, as a means to align with this inexorable order, and is often underrepresented in later accounts due to its decline. Across these traditions, a shared emphasis emerges on direct experience through (pratyakṣa) as the primary epistemic tool, supplanting Vedic scripture, alongside innovative cosmologies that challenge hierarchical Vedic views with egalitarian or mechanistic models of existence.

Historical Context and Evolution

Origins in Vedic and Post-Vedic Periods

The āstika-nāstika dichotomy emerged implicitly during the (c. 1500–500 BCE), though the terms themselves do not appear in the core Vedic texts like the . Instead, the reflects early tensions between those affirming the efficacy of ritual sacrifices and cosmic order () and skeptics who questioned the exclusivity of Vedic hymns and priestly , as seen in hymns that critique blind adherence to rituals without inner understanding. This period's Brahmanical tradition emphasized Vedic revelation () as infallible, laying the groundwork for later āstika affirmation of Vedic , while nascent doubts foreshadowed nāstika critiques. By the later Vedic phase, distinctions between affirmers of Vedic truths and skeptics appear in texts, portraying the latter as rejecting foundational aspects of Vedic cosmology or ritual efficacy. These divisions highlight growing philosophical scrutiny within Brahmanical circles, where Vedic rituals were defended against internal skepticism. In the post-Vedic period (c. 500 BCE–200 CE), the dichotomy became more pronounced amid the rise of śramaṇa movements, which challenged Brahmanical dominance by rejecting Vedic monopoly on knowledge and emphasizing personal asceticism over priestly mediation. Śramaṇas, including early Buddhists and Jains, positioned themselves as nāstika by critiquing animal sacrifices and caste-based rituals, as evidenced in early Buddhist suttas like the Kuṭadanta Sutta, which debates and dismisses Vedic yajña as ineffective for spiritual liberation compared to ethical conduct. The (c. 800–200 BCE) mark a transitional phase, shifting focus from external rituals to internal realization of ātman-Brahman unity, implicitly aligning with āstika evolution while incorporating śramaṇa-like introspective elements. This synthesis is evident in the Bhagavad Gītā (c. 200 BCE–200 CE), part of the Mahābhārata, which critiques rejection of scriptural injunctions (16.23–24), warning that disregarding Vedic guidance leads to and lower births, thereby reinforcing āstika orthodoxy against emerging heterodoxies. These texts illustrate the socio-political context of Brahmanical efforts to consolidate authority amid śramaṇa proliferation, fostering debates that shaped Indian philosophical classifications.

Development Through Medieval and Modern Eras

During the medieval period (c. 500–1500 CE), the āstika-nāstika distinction evolved through philosophical syntheses and devotional reforms that occasionally transcended rigid boundaries. (c. 788–820 CE), a key exponent of , consolidated the āstika schools by systematizing non-dualistic interpretations of the and , establishing a unified orthodox framework that emphasized as the ultimate reality while critiquing nāstika positions like those of . This consolidation reinforced Vedic authority as central to āstika thought, yet it also engaged critically with nāstika ideas, incorporating elements such as logical analysis from Buddhist dialectics to strengthen Vedantic arguments. The Bhakti movements, flourishing from the 7th century onward in South India and spreading northward, further blurred the āstika-nāstika lines by prioritizing emotional devotion (bhakti) over scholastic debates, drawing from diverse traditions including tantric and ascetic practices associated with nāstika schools. For instance, nirguna Bhakti poets like Kabir synthesized āstika Vedic reverence with nāstika critiques of ritualism and caste, fostering a more inclusive spiritual ethos that appealed across sectarian divides. A notable example of this absorption is the integration of yogic techniques into āstika Hinduism; while Patanjali's Yoga Sutras (c. 2nd century BCE–4th century CE) formed an āstika darshana, medieval Hindu traditions adapted Buddhist-influenced meditation and breath control practices, as seen in the development of Hatha Yoga within Shaiva and Vaishnava sects. In the colonial era (18th–20th centuries), European Indologists, influenced by Orientalist paradigms, rigidified the āstika-nāstika binary by equating āstika schools with an essentialized "Hindu orthodoxy" rooted in Vedic texts, while marginalizing nāstika traditions like Buddhism and Jainism as peripheral "heterodoxies." Scholars such as William Jones and H.H. Wilson framed this division to construct a coherent "Hinduism" amenable to comparative study with Western monotheism, often overlooking syncretic historical interactions and reinforcing colonial narratives of Indian philosophical fragmentation. This portrayal influenced nationalist responses, with figures like Bal Gangadhar Tilak (1856–1920) reinterpreting āstika texts such as the Bhagavad Gita to emphasize karmic action and tolerance toward diverse Indian traditions, including nāstika elements, as part of a unified cultural heritage. Post-independence (1947 onward), the framework underwent nationalist revivals and academic reevaluations, with Indian scholars highlighting its fluidity to counter colonial binaries and promote cultural unity. Tilak's earlier emphasis on Vedic antiquity and ethical reinterpretations of karma inspired mid-20th-century thinkers to view nāstika schools not as oppositional but as integral to India's pluralistic ethos, fostering tolerance in philosophical discourse. In contemporary contexts, the āstika-nāstika lens informs interfaith dialogues, enabling discussions on shared meditative practices between Hindu and Buddhist communities, though academic coverage of 21st-century applications remains limited, often focusing on historical rather than dimensions. This evolution reflects a shift toward in postcolonial scholarship, tying back briefly to ancient roots without revisiting Vedic specifics.

Usage Across Religious Traditions

In Hinduism

In Hinduism, the classification of philosophical and religious traditions as āstika overwhelmingly dominates, with all six major darśanas—Nyāya, Vaiśeṣika, Sāṃkhya, , Pūrva , and Vedānta—regarded as orthodox due to their acceptance of the as the supreme and infallible authority on , cosmology, and liberation. These schools derive their core doctrines from Vedic saṃhitās, brāhmaṇas, āraṇyakas, and upaniṣads, viewing the as apauruṣeya (authorless and eternal) revelations that provide the foundational pramāṇa (means of knowledge) for understanding reality, including the existence of ātman (self) and (). This Vedic primacy ensures āstika status, distinguishing them from heterodox systems, and underpins Hinduism's diverse yet unified intellectual framework. Certain peripheral traditions within , such as some Tantric and folk practices, have occasionally been labeled nāstika by strict Vedic orthodoxy for relying on non-Vedic āgamas and rituals that emphasize esoteric rites, maṇtras, and deity worship over sacrifices. Tantric lineages, while embedded in and affirming ātman-brahman unity, prioritize tantras and regional texts that challenge Vedic ritual exclusivity, leading to historical critiques from brāhmaṇical authorities who saw them as deviations from . However, these traditions were often reintegrated through syncretic adaptations, as seen in the incorporation of Tantric elements into Śaiva and Vaiṣṇava sects, preserving their āstika essence under broader Hindu inclusivity. Internal debates within Hinduism, such as those between Smārta and Śaiva traditions, center on interpretations of ātman and Vedic authority without typically revoking āstika status from one another. Smārtas, following Advaita Vedānta, emphasize a non-dual ātman identical with nirguṇa and equate all deities as manifestations of Vedic , while Śaivas, particularly in traditions like Śaiva Siddhānta, uphold a qualified non-dualism where ātman remains distinct yet united with Śiva as per āgamic and upaniṣadic readings. These discussions highlight tensions over Vedic but reinforce shared . In contrast, Purāṇic literature depicts historical persecution of explicit nāstikas like the Cārvākas, portraying them as materialistic heretics who deny Vedic validity, karma, and ; narratives in texts like the Mahābhārata show Cārvākas condemned or divinely punished to deter challenges to Vedic order and uphold brāhmaṇical dominance. Hinduism's evolving inclusivity is exemplified by 19th-century reformers like , founder of the Ārya Samāj, who advocated a purist Vedic revival by rejecting post-Vedic texts such as Purāṇas, Tantras, and smṛti as human interpolations that introduced and , effectively deeming them nāstika influences corrupting original Vedic and . In his Satyārth Prakash, Dayananda argued that only the four (limited to saṃhitās) hold divine authority, dismissing later compositions as deviations that contradicted Vedic and cosmology, thereby fostering a reformed focused on direct Vedic study and social equity. This approach spurred debates on scriptural hierarchy but aligned with āstika principles by centering as the sole pramāṇa.

In Jainism and Buddhism

In Jainism, the tradition positions itself as an eternal path, independent of Vedic orthodoxy and emphasizing ascetic renunciation for spiritual purification. This self-perception underscores 's rejection of the as authoritative scripture, viewing them instead as one limited perspective among many in a multifaceted (anekāntavāda). Despite this non-Vedic stance, affirms the existence of the ātman, conceptualized as the jīva or eternal , which is conscious and bound by karma until liberated through ethical conduct and . The foundational text Tattvārthasūtra (ca. 2nd–5th century CE), attributed to Umāsvāti, outlines this non-Vedic through categories like right , , and conduct, classifying into jīva (), ajīva (non-soul), and influx of karma, thereby establishing an independent framework for liberation (mokṣa). Buddhism similarly identifies as a nāstika tradition within the broader Indian philosophical landscape, explicitly denying the efficacy of Vedic rituals and the varṇāśrama system of caste hierarchy. Central to its doctrine is anattā (no-self), which rejects the Brahmanical notion of an eternal ātman, positing instead that all phenomena lack inherent essence and arise dependently. Theravāda texts, such as the Suttanipāta (ca. 3rd century BCE), critique Brahmanical views by mocking ritualistic sacrifices and priestly privileges, as in the Vāseṭṭha Sutta, which questions birth-based superiority. Mahāyāna scriptures, including the Vajrasūcī (ca. 7th century CE), further challenge āstika orthodoxy by dismantling caste distinctions and affirming universal potential for enlightenment (bodhi) through ethical insight rather than Vedic adherence. Jainism and Buddhism share a nāstika identity as śramaṇa movements, both originating in the 6th–5th centuries BCE as alternatives to Vedic ritualism, promoting ahimsā (non-violence) as a core ethical principle and personal liberation from through ascetic discipline. This shared heritage is evident in their mutual influences, such as parallel developments in karma theory—where both view it as a subtle substance binding the —and monastic codes emphasizing and for ethical purification. Despite doctrinal divergences, like Jainism's affirmation of jīva versus Buddhism's , these traditions reinforced each other's emphasis on individual effort over divine intervention. Externally, Hindu āstika schools have consistently labeled both and as nāstika due to their repudiation of Vedic , as articulated in and Nyāya texts that defend ritual orthodoxy against śramaṇa critiques. Yet, in medieval periods, syncretic practices emerged, integrating elements like shared temple iconography and philosophical dialogues; for instance, Buddhist and Jain motifs appear in Hindu tantric traditions, and deities such as Tārā exhibit hybrid forms across boundaries. This interplay highlights a complex coexistence, where nāstika traditions influenced āstika without fully merging.

Comparative Analysis and Modern Interpretations

Comparisons Between Āstika and Nāstika Views

The primary distinction between āstika and nāstika philosophical traditions lies in their epistemological frameworks, particularly regarding the validity of pramāṇas (means of ). Āstika schools, such as , , and Vedānta, accept four or more pramāṇas, including śabda (verbal testimony), which privileges the infallible authority of the as a source of transcendent knowledge beyond empirical limits. In contrast, nāstika schools like , , and Cārvāka reject śabda in this Vedic sense, relying instead on pratyakṣa (direct perception) and anumāna (inference) as primary or sole valid means, emphasizing empirical verification and without deference to scriptural revelation. For instance, while systematizes anumāna through syllogistic structures involving five propositions to support metaphysical claims, Buddhist Sautrāntika epistemology limits inference to momentary perceptual concomitance, viewing it as unreliable for eternal truths. To illustrate these epistemological contrasts:
PramāṇaĀstika AcceptanceNāstika Acceptance
ŚabdaValid, especially Vedic testimony for (e.g., , Vedānta).Rejected; alternative texts or none (e.g., Buddhist , Jaina āgamas).
PratyakṣaSensory perception, often determinate after initial indeterminacy (e.g., Sāṃkhya).Core method, but momentary and conditioned (e.g., ); sole valid in Cārvāka.
AnumānaLogical inference tied to Vedic insights for ontology (e.g., Nyāya ).Empirical inference only, without Vedic extension (e.g., Jaina anumāna qualified by syādvāda).
Ontologically, āstika traditions center on the ātman as an eternal, unchanging self identical with or distinct from , serving as the foundational essence of reality and . Schools like Vedānta posit ātman as pure, self-luminous (), transcending the illusory world of māyā, while Sāṃkhya describes it as puruṣa, a passive witness separate from evolving (matter). Nāstika views diverge markedly: advocates (no-self), interpreting the self as a transient flux of aggregates (khandhas) without inherent essence, and Cārvāka embraces strict , denying any non-physical ātman or soul in favor of perceptible elements alone. posits eternal souls (jīva) bound by karmic matter, distinct from the ātman- unity in Vedānta by emphasizing individual liberation of each jīva through removal of karma, with (cetana) veiled by karmic particles. Soteriologically, both categories pursue liberation from —mokṣa in āstika traditions and nirvāṇa or mokṣa in nāstika—but diverge in paths and realizations. Āstika paths often integrate Vedic yajña (ritual sacrifice) with (knowledge), aiming for ātman-Brahman union through disciplined inquiry and devotion, as in Vedānta where mokṣa is eternal bliss (sat-cit-ānanda) via realizing "tat tvam asi" (thou art that). Nāstika traditions emphasize ethical asceticism and direct insight: attains nirvāṇa by extinguishing craving through the , realizing impermanence without a permanent self, while seeks mokṣa via rigorous vows (e.g., ahiṃsā, non-violence) and karma purgation (nirjarā) to free the jīva. Cārvāka, rejecting rebirth, offers no beyond hedonistic enjoyment in this life. Similarities include detachment from ego and cessation of , but āstika liberation affirms eternal , whereas nāstika views it as processual extinction of conditioned existence. Overlaps exist in the shared acceptance of karma as a causal governing actions, influencing future experiences across both traditions, yet differences emerge in rebirth mechanics. Āstika systems link karma to an eternal ātman reincarnating via adṛṣṭa (unseen potency) and Vedic , with rituals like yajña generating purifying fruits (apuṝva) to mitigate rebirth cycles. Nāstika interpretations treat rebirth as a mechanistic process without a substantive : via dependent origination () and twelve nidānas, where karma conditions momentary consciousness streams; as karmic influx (āsrava) binding jīva like subtle matter, purged through . These divergences highlight āstika's theistic, ritual-integrated cosmology versus nāstika's empirical, ethics-driven naturalism.

Contemporary Relevance and Misconceptions

In contemporary scholarship on , the terms āstika and nāstika are interpreted with greater fluidity, emphasizing syncretic interactions across Indian traditions rather than rigid oppositions. Doniger's analysis highlights how narratives in incorporate elements from Buddhist and Jain perspectives, blurring the boundaries between Vedic authority and heterodox views through shared mythological motifs and alternative voices from marginalized groups. Similarly, Andrew J. Nicholson argues that modern categorizations of āstika as "orthodox" and nāstika as "heterodox" impose Western Christian frameworks onto Indian philosophies, advocating instead for understandings rooted in historical debates over Vedic validity rather than doctrinal conformity. Scholars also note that the binary overlooks extensive mutual influences, such as āstika adoption of nāstika ethical emphases like ahiṃsā in later texts. A common misconception equates nāstika traditions solely with , overlooking the theistic elements in schools like , which affirm divine beings (such as tīrthaṅkaras) while rejecting authority. This oversimplification ignores the nuanced Indic distinction where nāstika primarily denotes non-acceptance of the , not denial of the divine, as seen in Buddhist and Jain cosmologies that integrate ethical without scriptural . Colonial-era Indologists further distorted these terms by translating them through a lens of Christian , portraying nāstika schools as primitive or deviant to justify imperial narratives of civilizational . In post-2000s , interfaith dialogues among Hindu, Buddhist, and have gained prominence, fostering collaborative ethical frameworks that challenge the āstika/nāstika by emphasizing shared principles like non-violence (ahiṃsā). For instance, initiatives exploring self-discipline across these traditions promote mutual understanding in multicultural settings, highlighting common responses to social issues without prioritizing Vedic norms. Globally, the revival of (rooted in āstika practices) and has led to syncretic movements that integrate meditative and ethical elements from both, as evident in international forums addressing in diverse societies. Recent studies from the have linked nāstika concepts of ahiṃsā to , applying Jain and Buddhist non-violence to climate activism, such as advocating sustainable practices to protect interdependent life forms. These works underscore how nāstika traditions offer ecological models for global challenges, yet remain underrepresented in broader discussions of .

References

  1. https://en.wiktionary.org/wiki/nastika
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