Mahabharata 1.188.16

सा चाप्युक्तवती वाचं भैक्षवद्भुज्यतामितितस्मादेतदहं मन्ये धर्मं द्विजवरोत्तम

sā cāpyuktavatī vācaṃ bhaikṣavadbhujyatāmititasmādetadahaṃ manye dharmaṃ dvijavarottama

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