इन्द्र and पर्वत are invoked for prosperity, participating in rituals praising their might and replenishing the devotees with strength and wealth [rv-3-53-1 ] rv • Book 3 . विश्वामित्र 's sacrifices and prayers aim to elevate his race and assure इन्द्र 's favor [rv-3-53-7 ] rv • Book 3 . They seek इन्द्र 's protection against foes [rv-3-53-21 ] rv • Book 3 , while desires for prosperity and strength are shared amongst participants [rv-3-53-18 ] rv • Book 3 .