Mahabharata 5.178.35

तत्र गच्छस्व राम त्वं त्वरितं युद्धदुर्मदव्यपनेष्यामि ते दर्पं पौराणं ब्राह्मणब्रुव

tatra gacchasva rāma tvaṃ tvaritaṃ yuddhadurmadavyapaneṣyāmi te darpaṃ paurāṇaṃ brāhmaṇabruva

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