Cundī dhāraṇī or mantra also very first appeared inside the Kāraṇḍavyūhasūtra: namaḥ saptānāṃ samyaksaṃbuddha koṭīnāṃ tadyathā oṃ cale cule cunde svāhā For Conze, the final stage of the development of Buddhist mantras may be the tantric phase of Mantrayana. On this tantric phase, mantras are with the pretty Centre of https://tantramantraaurvigyaan.com/