The phrase Tasya vacakah pranavah holds a profound place in the yogic tradition, especially within Patanjali’s Yoga Sutras. Translated as “Its expression is the sacred syllable OM,” this sutra reveals that the divine consciousness or Ishvara is represented and invoked through the sound vibration OM. https://gkulam.livepositively.com/tasya-vacakah-pranavah-ae-a-detailed-exploration/