Mahabharata 15.9.26

पौरजानपदानां च शौचाशौचं युधिष्ठिरयथा स्याद्विदितं राजंस्तथा कार्यमरिंदम

paurajānapadānāṃ ca śaucāśaucaṃ yudhiṣṭhirayathā syādviditaṃ rājaṃstathā kāryamariṃdama

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