Cundī dhāraṇī or mantra also 1st appeared during the Kāraṇḍavyūhasūtra: namaḥ saptānāṃ samyaksaṃbuddha koṭīnāṃ tadyathā oṃ cale cule cunde svāhā Nirguna mantras, derived from historical Vedic texts, are more mature than any from the 3 sorts. Nirguna mantras usually do not connect with upon any individual deity or individualized attribute https://www.instagram.com/tantramantraaurvigyaan/