Mahabharata 12.173.46
हेतुवादान्प्रवदिता वक्ता संसत्सु हेतुमत्आक्रोष्टा चाभिवक्ता च ब्रह्मयज्ञेषु वै द्विजान्
hetuvādānpravaditā vaktā saṃsatsu hetumatākroṣṭā cābhivaktā ca brahmayajñeṣu vai dvijān
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book