Jeremiah 27:14
"Therefore hearken not unto the words of the prophets that speak unto you, saying, Ye shall not serve the king of Babylon: for they prophesy a lie unto you."
Cross References (ranked by relevance)
Then the LORD said unto me, The prophets prophesy lies in my name: I sent them not, neither have I commanded them, neither spake unto them: they prophesy unto you a false vision and divination, and a thing of nought, and the deceit of their heart.
I have not sent these prophets, yet they ran: I have not spoken to them, yet they prophesied.
Then said the prophet Jeremiah unto Hananiah the prophet, Hear now, Hananiah; The LORD hath not sent thee; but thou makest this people to trust in a lie.
Beware of dogs, beware of evil workers, beware of the concision.
I have heard what the prophets said, that prophesy lies in my name, saying, I have dreamed, I have dreamed.
If a man walking in the spirit and falsehood do lie, saying, I will prophesy unto thee of wine and of strong drink; he shall even be the prophet of this people.
Beware of false prophets, which come to you in sheep’s clothing, but inwardly they are ravening wolves.