Mahabharata 8.5.69

यश्च नागायुतप्राणं वातरंहसमच्युतम्विरथं भ्रातरं कृत्वा भीमसेनमुपाहसत्

yaśca nāgāyutaprāṇaṃ vātaraṃhasamacyutamvirathaṃ bhrātaraṃ kṛtvā bhīmasenamupāhasat

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