Mahabharata 13.67.2

भीष्म उवाच · bhīṣma uvāca

अत्राप्युदाहरन्तीममितिहासं पुरातनम्ब्राह्मणस्य च संवादं यमस्य च युधिष्ठिर

atrāpyudāharantīmamitihāsaṃ purātanambrāhmaṇasya ca saṃvādaṃ yamasya ca yudhiṣṭhira

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