Mahabharata 12.75.21

एवं यो ब्रह्मविद्राजा ब्रह्मपूर्वं प्रवर्ततेजयत्यविजितामुर्वीं यशश्च महदश्नुते

evaṃ yo brahmavidrājā brahmapūrvaṃ pravartatejayatyavijitāmurvīṃ yaśaśca mahadaśnute

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