Mahabharata 12.139.8

कथं च राजा वर्तेत लोके कलुषतां गतेकथमर्थाच्च धर्माच्च न हीयेत परंतप

kathaṃ ca rājā varteta loke kaluṣatāṃ gatekathamarthācca dharmācca na hīyeta paraṃtapa

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