Bīja mantras are considered the phonic representations of various deities, nevertheless many of them, for example hrīm and klīṃ, are useful for several various deities. Cundī dhāraṇī or mantra also 1st appeared inside the Kāraṇḍavyūhasūtra: namaḥ saptānāṃ samyaksaṃbuddha koṭīnāṃ tadyathā oṃ cale cule cunde svāhā For any deeper comprehension, readers https://www.youtube.com/@Mahavidyabaglamukhi/