सोम flows for इन्द्र , मित्र , पूषन् , and भग , offering intelligence, strength, and immortality. As the divine nectar, it invigorates the gods, uplifts इन्द्र , and cleanses with a thousand streams, mixing with milk and curds. Purified by priests, सोम is essential for wealth, progeny, and joy, sustaining heaven, earth, and इन्द्र 's strength [rv-9-109-1 ] rv • Book 9 to [rv-9-109-22 ] rv • Book 9 .