Om Namah Shivaya. Traditionally, it is accepted to be a powerful healing mantra beneficial for all physical and mental ailments. Soulful recitation of this mantra brings peace to the heart and joy to the [Ātman] or Soul. Sages consider that the recitation of these syllables is sound therapy for the body and nectar for the soul [Ātman].
Jeremiah 31:33 NKJV "But this is the covenant that I will make with the house of Israel after those days, says the Lord: I will put My law in their minds, and write it on their hearts; and I will be their God, and they shall be My people." God has written His Law inside us- He is the Eternal Teacher!