Mahabharata 13.83.1

युधिष्ठिर उवाच · yudhiṣṭhira uvāca

उक्तं पितामहेनेदं गवां दानमनुत्तमम्विशेषेण नरेन्द्राणामिति धर्ममवेक्षताम्

uktaṃ pitāmahenedaṃ gavāṃ dānamanuttamamviśeṣeṇa narendrāṇāmiti dharmamavekṣatām

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