History and Doctrines of the Ajivikas: A Vanished Indian Religion c17.s3.13

c17.s3.13

4. On the theory that the soul freed from *karma* may yet become defiled and return to *saṃsāra*, Śīlāṅka states that the view is held by “the Trairāśikas, who follow the doctrine of Gośāla, and who have twenty-one *sūtras*, arranged according to the order of the Trairāśika *sūtras* in the *Pūrvas*.” ³