Jeremiah 23:16 in the King James Version
Thus saith the LORD of hosts, Hearken not unto the words of the prophets that prophesy unto you: they make you vain: they speak a vision of their own heart, and not out of the mouth of the LORD.
Context
15 Therefore the LORD of Armies says concerning the prophets: “Behold, I will feed them with wormwood, and make them drink poisoned water; for from the prophets of Jerusalem ungodliness has gone out into all the land.”
16 The LORD of Armies says, “Don’t listen to the words of the prophets who prophesy to you. They teach you vanity. They speak a vision of their own heart, and not out of the mouth of the LORD.
17 They say continually to those who despise me, ‘The LORD has said, “You will have peace;”’ and to everyone who walks in the stubbornness of his own heart they say, ‘No evil will come on you.’