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fact is amply borne out by the scriptures of Buddhism and Jainism, Upanisads, 12 Mahābhārata and the contemporary literature.
To come to the subject proper, we do not know how the Purvas were taught by Mahāvīra how they were handed down, and what was in fact the condition of Jain Siddhanta in these days. But looking to the nature of scriptures of the Jain canon as we have now, the Angas were formulated by the disciples of Mahavīra, by putting in order important matters legendary and doctrinal from the Purvas, the religious sermons of Mahavia and the stories of the distinguished disciples whom Mahavira initiated into the order.18 Thus 12 Angas seem to have been formulated with Ditthivaya as the 12th which being full of philosophic discussions and more difficult and abstruse than other Angas seems
12. Upniṣads especially earlier Brhadaranyaka shows the existence of many heretical and non-heretical teachers. In S'vetas'vatara Upnisad
[. २ काल: स्वभावो नियतिर्यदृच्छा भूतानि योनिः पुरुष इति
चित्यम् । संयोग एषां न तु आत्मभावादात्माप्यनीशः सुखदुःखहेतोः ॥
13. In a, the analysis of its materials which will be given later on, will confirm this.