Mahabharata 12.83.22

ब्राह्मण प्रतिजानीहि प्रब्रूहि यदि चेच्छसिकरिष्यामि हि ते वाक्यं यद्यन्मां विप्र वक्ष्यसि

brāhmaṇa pratijānīhi prabrūhi yadi cecchasikariṣyāmi hi te vākyaṃ yadyanmāṃ vipra vakṣyasi

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