Om Namah Shivaya is at the guts of your Vedas and Tantras (historical Scriptures) and finds its mention during the Yajurveda from the Shri Rudram hymn. Perceived to get most efficient if, in the exercise of Japa Yoga, in which the mantra is repeated verbally or mentally 108 periods daily https://shani33209.collectblogs.com/77638688/the-10-most-powerful-mantra-diaries