Mahabharata 12.100.1

भीष्म उवाच · bhīṣma uvāca

अत्राप्युदाहरन्तीममितिहासं पुरातनम्प्रतर्दनो मैथिलश्च संग्रामं यत्र चक्रतुः

atrāpyudāharantīmamitihāsaṃ purātanampratardano maithilaśca saṃgrāmaṃ yatra cakratuḥ

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