Mahabharata 12.314.48
यश्चाधर्मेण विब्रूयाद्यश्चाधर्मेण पृच्छतितयोरन्यतरः प्रैति विद्वेषं वाधिगच्छति
yaścādharmeṇa vibrūyādyaścādharmeṇa pṛcchatitayoranyataraḥ praiti vidveṣaṃ vādhigacchati
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book