Mahabharata 13.107.141

पुराणमितिहासाश्च तथाख्यानानि यानि चमहात्मनां च चरितं श्रोतव्यं नित्यमेव ते

purāṇamitihāsāśca tathākhyānāni yāni camahātmanāṃ ca caritaṃ śrotavyaṃ nityameva te

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