That the son of Pritha vanquished in battle the Nivatakavacha brothers difficult of vanquishment by Indra himself is indication enough of his velour.
निवातकवचान् युद्धे वासवेनापि दुर्जयान्। जितवान् समरे पार्थः पर्याप्तं तन्निदर्शनम्॥