Mahabharata 1.1.15

ऋषय ऊचुःद्वैपायनेन यत्प्रोक्तं पुराणं परमर्षिणासुरैर्ब्रह्मर्षिभिश्चैव श्रुत्वा यदभिपूजितम्

ṛṣaya ūcuḥdvaipāyanena yatproktaṃ purāṇaṃ paramarṣiṇāsurairbrahmarṣibhiścaiva śrutvā yadabhipūjitam

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