Your Majesty Mahārāja Parīkṣit, know that all that I have described in reply to your proper inquiry is just according to the version of the Vedas, and it is eternal truth. This was described personally by Lord Kṛṣṇa unto Brahmā, with whom the Lord was satisfied upon being properly worshiped.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
एते सृती ते नृप वेदगीते त्वयाभिपृष्टे ह सनातने च । ये वै पुरा ब्रह्मण आह पृष्ट आराधितो भगवान् वासुदेवः
ete sṛtī te nṛpa vedagīte tvayābhipṛṣṭe ha sanātane ca | ye vai purā brahmaṇa āha pṛṣṭa ārādhito bhagavān vāsudevaḥ
SB 2.2.32