Mahabharata 12.124.21

ततो बृहस्पतिस्तस्मै ज्ञानं नैःश्रेयसं परम्कथयामास भगवान्देवेन्द्राय कुरूद्वह

tato bṛhaspatistasmai jñānaṃ naiḥśreyasaṃ paramkathayāmāsa bhagavāndevendrāya kurūdvaha

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