Cundī dhāraṇī or mantra also very first appeared from the Kāraṇḍavyūhasūtra: namaḥ saptānāṃ samyaksaṃbuddha koṭīnāṃ tadyathā oṃ cale cule cunde svāhā "In present-day Theravada exercise, mantra follow is often coupled with breathing meditation, to ensure that a single recites a mantra concurrently with in-breath and out-breath to help create tranquility https://tantramantraaurvigyaan.com/