Mahabharata 12.74.6

अत्राप्युदाहरन्तीममितिहासं पुरातनम्ऐलकश्यपसंवादं तं निबोध युधिष्ठिर

atrāpyudāharantīmamitihāsaṃ purātanamailakaśyapasaṃvādaṃ taṃ nibodha yudhiṣṭhira

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