How long will this continue in the hearts of these prophets who prophesy falsehood, these prophets of the delusion of their own minds?
Here God reproves the false prophets, and also promises to his people what was especially to be desired, — that he would cleanse his Church from such pollutions. He then shews that it was his purpose to take vengeance, because the false prophets had dared in such an impious and bold manner to abuse his sacred name.
Here is a long lesson for the false prophets. As none were more bitter and spiteful against God's true prophets than they, so there were none on whom the true prophets were more severe, and justly. The prophet had complained to God of those false prophets (Jer 14:13), and had often foretold that they should be involved in the common ruin; but here they have woes of their own. I.
Commenting on Jeremiah 23:9-32
How long shall this be in the heart of the prophets that prophesy lies?.... To invent such lies, and deceive the people, and turn them away from God; agreeably to the preceding and following verses: this shows that this was not through ignorance and inadvertence; it was a meditated and studied thing by them; they contrived it in their hearts, and they were resolute and...