Cundī dhāraṇī or mantra also first appeared within the Kāraṇḍavyūhasūtra: namaḥ saptānāṃ samyaksaṃbuddha koṭīnāṃ tadyathā oṃ cale cule cunde svāhā The Durga Gayatri mantra is dedicated to Goddess Durga, celebrated for her power and protecting electricity. This really is reported for being the planet strongest mantra chanted by Hindus in https://www.youtube.com/@AacharyaGoldieMadan/