Austerity (Tapas) is categorized into three levels in the Bhagavad Gita (Gita Verse 17.14Gita Verse 17.16), each corresponding to specific practices in the Yoga Sutras.

Physical Austerity (Śārīra Tapas)

Body austerity focuses on physical discipline and external relationships (Gita Verse 17.14).

Gita ConceptSanskritYoga Sutra CorrelationSutra Reference
Worship of elders/wiseDeva-dvija-guru-prājña-pūjanamAsana (Steady Posture)Patanjali Yoga Sutra 2.46
PurityŚauchamShaucha (5 Niyamas)Patanjali Yoga Sutra 2.40, Patanjali Yoga Sutra 2.41
StraightforwardnessĀrjavam
ContinenceBrahmacharyamBrahmacharya (5 Yamas)Patanjali Yoga Sutra 2.38
Non-injuryAhinsāAhimsa (Yama)Patanjali Yoga Sutra 2.35

Verbal Austerity (Vāṅmaya Tapas)

Austerity of speech focuses on refined communication and scriptural study (Gita Verse 17.15).

Gita ConceptSanskritYoga Sutra CorrelationSutra Reference
Non-distressing speechAnudvega-karaṁ vākyaṁ
TruthfulnessSatyamSatya (Yama)Patanjali Yoga Sutra 2.36
Pleasant & BeneficialPriya-hitam
Scriptural StudySvādhyāyaSvādhyāya (Niyama)Patanjali Yoga Sutra 2.44
PracticeAbhyasanamAbhyasaAbhyasa and Vairagya

Mental Austerity (Mānasa Tapas)

Mental austerity focuses on the inner state and clarity of thought (Gita Verse 17.16).

Gita ConceptSanskritYoga Sutra CorrelationSutra Reference
Serenity of mindManaḥ-prasādaḥSantosha (Contentment)Patanjali Yoga Sutra 2.42
GentlenessSaumyatvam
SilenceMauna
Self-controlĀtma-vinigrahah
Purity of purposeBhāva-saṁśuddhiḥ

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