Mahabharata 3.182.18
यद्ब्राह्मणानां कुशलं तदेषां कथयामहेनैषां दुश्चरितं ब्रूमस्तस्मान्मृत्युभयं न नः
yadbrāhmaṇānāṃ kuśalaṃ tadeṣāṃ kathayāmahenaiṣāṃ duścaritaṃ brūmastasmānmṛtyubhayaṃ na naḥ
Our plain-language meaning of this verse is waiting for scholar review.