Mahabharata 1.39.27

गतेषु तेषु नागेषु तापसच्छद्मरूपिषुअमात्यान्सुहृदश्चैव प्रोवाच स नराधिपः

gateṣu teṣu nāgeṣu tāpasacchadmarūpiṣuamātyānsuhṛdaścaiva provāca sa narādhipaḥ

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