Mahabharata 12.61.13

अथात्र नारायणगीतमाहु;र्महर्षयस्तात महानुभावाःमहार्थमत्यर्थतपःप्रयुक्तं; तदुच्यमानं हि मया निबोध

athātra nārāyaṇagītamāhu;rmaharṣayastāta mahānubhāvāḥmahārthamatyarthatapaḥprayuktaṃ; taducyamānaṃ hi mayā nibodha

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