Mahabharata 5.178.23

अयं चापि विशुद्धात्मन्पुराणे श्रूयते विभोमरुत्तेन महाबुद्धे गीतः श्लोको महात्मना

ayaṃ cāpi viśuddhātmanpurāṇe śrūyate vibhomaruttena mahābuddhe gītaḥ śloko mahātmanā

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