Mahabharata 13.81.2

भीष्म उवाच · bhīṣma uvāca

अत्राप्युदाहरन्तीममितिहासं पुरातनम्गोभिर्नृपेह संवादं श्रिया भरतसत्तम

atrāpyudāharantīmamitihāsaṃ purātanamgobhirnṛpeha saṃvādaṃ śriyā bharatasattama

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