Om Namo Narayanaya Mantra

Om Namo Narayanaya Mantra Chanting For World Peace Meditation 

Meaning
Oṃ: The eternal source-sound-vibration of creation.

namo: (Same as "namaha") To honor or solute. "All glory to..." 

nārāyaṇa: A name of Vishnu, Supreme God, as the preserver of the universe. Or, as the 'resting place for all living beings' ("nara" meaning living beings, or jivas).

nārāyaṇāya: Addressive case meaning "to Narayana," as in "Om, glory to Narayana."