Mahabharata 14.60.1

वैशंपायन उवाच · vaiśaṃpāyana uvāca

कथयन्नेव तु तदा वासुदेवः प्रतापवान्महाभारतयुद्धं तत्कथान्ते पितुरग्रतः

kathayanneva tu tadā vāsudevaḥ pratāpavānmahābhāratayuddhaṃ tatkathānte pituragrataḥ

Our plain-language meaning of this verse is waiting for scholar review.