Mahabharata 1.196.14

दुष्टेन मनसा यो वै प्रच्छन्नेनान्तरात्मनाब्रूयान्निःश्रेयसं नाम कथं कुर्यात्सतां मतम्

duṣṭena manasā yo vai pracchannenāntarātmanābrūyānniḥśreyasaṃ nāma kathaṃ kuryātsatāṃ matam

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