Cundī dhāraṇī or mantra also first appeared inside the Kāraṇḍavyūhasūtra: namaḥ saptānāṃ samyaksaṃbuddha koṭīnāṃ tadyathā oṃ cale cule cunde svāhā The Durga Gayatri mantra is devoted to Goddess Durga, celebrated for her toughness and protective electrical power. This is certainly claimed being the globe most powerful mantra chanted by Hindus https://www.youtube.com/@AacharyaGoldieMadan/