Om Namah Shivay Mantra is very effective and powerful. Know here about the method, importance, and benefits of Om Namah Shivay Mantra. Om is the sound of the universe. It means love and peace. \'Namah\' and \'Shivay\' together mean the five elements - earth, water, fire, air, and sky. Lord Shiva is considered to be the lord of all five elements. The five sounds of Namah Shivaya represent the five elements present in the universe, from which the entire creation is made and merges into it at the time of dissolution.