Brahma Purana 26.18

Brahmapurāṇa 26.18

munaya ūcuḥ
mune vedāṃś ca śāstrāṇi purāṇāgamabhāratam
bhūtaṃ bhavyaṃ bhaviṣyaṃ ca sarvaṃ jānāsi vāṅmayam //