anskrit: ॐ नमः शिवाय; IAST: Om Namaḥ Śivāya) is one of the most popular Hindu Mantra and the most important mantra in Shaivism. This mantra is dedicated to Lord Shiva . This Mantra appears as 'Na' 'Ma' 'Śi' 'Vā' and 'Ya' in the Krishna Yajurveda in the Shri Rudram hymn