Mahabharata 1.188.20

वैशंपायन उवाच · vaiśaṃpāyana uvāca

तत उत्थाय भगवान्व्यासो द्वैपायनः प्रभुःकरे गृहीत्वा राजानं राजवेश्म समाविशत्

tata utthāya bhagavānvyāso dvaipāyanaḥ prabhuḥkare gṛhītvā rājānaṃ rājaveśma samāviśat

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