In this hymn, a king is beseeched to be unwavering and strong, like a mountain, with his kingdom enduring endlessly [rv-10-173-1 ] rv • Book 10 . Divine support is solicited from इन्द्र , सोम , and ब्रह्मणस्पति to establish his rule [rv-10-173-3 ] rv • Book 10 . The hymn reinforces the stability of the king and his realm by invoking the firm nature of the universe [rv-10-173-4 ] rv • Book 10 , ensuring prosperity through divine intervention [rv-10-173-6 ] rv • Book 10 .