Bīja mantras are considered the phonic representations of various deities, even though lots of them, for instance hrīm and klīṃ, are useful for several distinct deities. Cundī dhāraṇī or mantra also 1st appeared during the Kāraṇḍavyūhasūtra: namaḥ saptānāṃ samyaksaṃbuddha koṭīnāṃ tadyathā oṃ cale cule cunde svāhā That may help you https://www.instagram.com/tantramantraaurvigyaan/