Mahabharata 12.338.8

अत्राप्युदाहरन्तीममितिहासं पुरातनम्ब्रह्मणा सह संवादं त्र्यम्बकस्य विशां पते

atrāpyudāharantīmamitihāsaṃ purātanambrahmaṇā saha saṃvādaṃ tryambakasya viśāṃ pate

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