Mahabharata 2.30.44

दीक्षितः स तु धर्मात्मा धर्मराजो युधिष्ठिरःजगाम यज्ञायतनं वृतो विप्रैः सहस्रशः

dīkṣitaḥ sa tu dharmātmā dharmarājo yudhiṣṭhiraḥjagāma yajñāyatanaṃ vṛto vipraiḥ sahasraśaḥ

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