इन्द्र , the revered deity, is celebrated for his association with the exhilaration of सोम , a sacred effusion linked to divine knowledge and strength [rv-3-40-1 ] rv • Book 3 . Worshippers seek his blessings to perfect their sacrifices, with सोम , as a conduit to heaven [rv-3-40-3 ] rv • Book 3 . Though transcendent, इन्द्र , is summoned to receive praises and enhance his vigour through these offerings [rv-3-40-5 ] rv • Book 3 . Faithful invocations call him from any realm to accept homage and continue the defeat of वृत्र , [rv-3-40-8 ] rv • Book 3 .