Mahabharata 5.149.1

वैशंपायन उवाच · vaiśaṃpāyana uvāca

जनार्दनवचः श्रुत्वा धर्मराजो युधिष्ठिरःभ्रातॄनुवाच धर्मात्मा समक्षं केशवस्य ह

janārdanavacaḥ śrutvā dharmarājo yudhiṣṭhiraḥbhrātṝnuvāca dharmātmā samakṣaṃ keśavasya ha

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