These were the three celestial bows of the denizens of heaven namely, Gandiva belonging to Varuna, Vijaya belonging to the great Indra and Sharanga the bow of Vishnu, having celestial energy.
त्रीण्येवैतानि दिव्यानि धनूंषि दिविचारिणाम्। वारुणं गाण्डिवं तत्र माहेन्द्रं विजयं धनुः। शाएं तु वैष्णवं प्राहुर्दिव्यं तेजोमयं धनुः॥