Mahabharata 15.8.6

वैशंपायन उवाच · vaiśaṃpāyana uvāca

इत्युक्तः स तदा राजा व्यासेनाद्भुतकर्मणाप्रत्युवाच महातेजा धर्मराजो युधिष्ठिरः

ityuktaḥ sa tadā rājā vyāsenādbhutakarmaṇāpratyuvāca mahātejā dharmarājo yudhiṣṭhiraḥ

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