Cundī dhāraṇī or mantra also very first appeared while in the Kāraṇḍavyūhasūtra: namaḥ saptānāṃ samyaksaṃbuddha koṭīnāṃ tadyathā oṃ cale cule cunde svāhā The Durga Gayatri mantra is dedicated to Goddess Durga, celebrated for her energy and protecting electric power. This is often explained to get the earth strongest mantra chanted https://www.youtube.com/@AacharyaGoldieMadan/