Mahabharata 12.127.1
युधिष्ठिर उवाच · yudhiṣṭhira uvāca
नामृतस्येव पर्याप्तिर्ममास्ति ब्रुवति त्वयितस्मात्कथय भूयस्त्वं धर्ममेव पितामह
nāmṛtasyeva paryāptirmamāsti bruvati tvayitasmātkathaya bhūyastvaṃ dharmameva pitāmaha
Our plain-language meaning of this verse is waiting for scholar review.