Mahabharata 12.164.7

ततो विश्रान्तमासीनं गोत्रप्रश्नमपृच्छतसोऽब्रवीद्गौतमोऽस्मीति ब्राह्म नान्यदुदाहरत्

tato viśrāntamāsīnaṃ gotrapraśnamapṛcchataso'bravīdgautamo'smīti brāhma nānyadudāharat

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