Ahura Mazda. the Iranian sky god, the Wise Lord, and god of order, depicted as a bearded man on a winged disk, was the principal god of the ancient Zoroastrians. He was one of the Indo-Iranian spiritual lords who also included Mithra and Varuna. Achaemenid Persians worshiped him as Ahuramazda, giver of kingship. Later dynasties worshiped him as a perfect and omniscient spirit. He came to be depicted in human form.