Wars between Suras and Asuras : Bhfgu curses Visnu - Verse 37-38

He is the knower of the four Vidyas, viz. Anvikfiki, Trayi, Vdrtd and Dantfaniti, and the supporter of the four Airamas (stages of life). He is the space between quarters, the sky, the earth, the waters, the fire, the wind, the quarters, the two luminaries, the sun and the moon. He is the lord of the Yugas and the night wanderers (Rakgasa?) . In the Vedas he is spoken of as the great lord and as the great penance.