O Śaunaka, please hear with attention the characteristics of a Purāṇa, which have been defined by the most eminent learned brāhmaṇas in accordance with Vedic literature.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
पुराणलक्षणं ब्रह्मन् ब्रह्मर्षिभिर्निरूपितम् । शृणुष्व बुद्धिमाश्रित्य वेदशास्त्रानुसारतः
purāṇalakṣaṇaṃ brahman brahmarṣibhirnirūpitam | śṛṇuṣva buddhimāśritya vedaśāstrānusārataḥ
SB 12.7.8