The hymn celebrates the immutable cosmic operations guided by celestial deities and affirms the unyielding nature of cosmic entities like earth and mountains [rv-3-56-1 ] rv • Book 3 . It describes a year sustaining seasonal cycles, illuminated by solar rays and governed by revolving celestial spheres [rv-3-56-2 ] rv • Book 3 . The invigorating powers of the elements and divine forces such as सविता , वरुण , and मित्र are invoked thrice daily for blessings and prosperity [rv-3-56-6 ] rv • Book 3 . The hymn also mentions divine waters and rivers, integral to sustaining life and sacrifices [rv-3-56-5 ] rv • Book 3 .