Mahabharata 1.181.28

को हि राधासुतं कर्णं शक्तो योधयितुं रणेअन्यत्र रामाद्द्रोणाद्वा कृपाद्वापि शरद्वतः

ko hi rādhāsutaṃ karṇaṃ śakto yodhayituṃ raṇeanyatra rāmāddroṇādvā kṛpādvāpi śaradvataḥ

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