Mahabharata 12.145.17
यश्चेदं शृणुयान्नित्यं यश्चेदं परिकीर्तयेत्नाशुभं विद्यते तस्य मनसापि प्रमाद्यतः
yaścedaṃ śṛṇuyānnityaṃ yaścedaṃ parikīrtayetnāśubhaṃ vidyate tasya manasāpi pramādyataḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book