Garudapurana 3.16.31

3.16.31

atastu vāyurevaiko mahāprabhuriti smṛtaḥ /
sarveṣāṃ ca hṛhi sthitvā balaṃ paśyati sattama //

therefore Vāyu alone is known as Mahāprabhu ('Great Master'). / And dwelling in the heart of all, he watches over strength, O best of beings;