Devibhagavatapurana 4.13.57

4.13.57

evaṃvidhāni vākyāni vedaśāstraparāṇi ca |
bruvāṇaṃ gurumākarṇya vismito'sau bhṛgoḥ sutaḥ ||

O king! S’ukrâchârya was perfectly astonished to hear Brihaspatî, the Guru of the Devas, speaking against the Vedas and began to think that Brihaspatî is certainly my enemy. My disciples have been duped by this cheat; there is no doubt in this.