Mantras are only endowed with transformative energy if presented in initiation (dīkṣa) within the mouth of a guru. It is far from a great deal of proper pronunciation, but fairly the power with which the mantra is endowed that offers it reworking ability. Cundī dhāraṇī or mantra also 1st appeared https://www.youtube.com/@Mahavidyabaglamukhi/