Mahabharata 3.192.6
मार्कण्डेय उवाच · mārkaṇḍeya uvāca
हन्त ते कथयिष्यामि शृणु राजन्युधिष्ठिरधर्मिष्ठमिदमाख्यानं धुन्धुमारस्य तच्छृणु
hanta te kathayiṣyāmi śṛṇu rājanyudhiṣṭhiradharmiṣṭhamidamākhyānaṃ dhundhumārasya tacchṛṇu
Our plain-language meaning of this verse is waiting for scholar review.