Bible Verses About False Prophets: Out of their own heart

Thus saith the Lord of hosts: Hearken not to the words of the prophets that prophesy to you, and deceive you: they speak a vision of their own heart, and not out of the mouth of the Lord.

How long shall this be in the heart of the prophets that prophesy lies, and that prophesy the delusions of their own heart?

Son of man, prophesy thou against the prophets of Israel that prophesy: and thou shalt say to them that prophesy out of their own heart: Hear ye the word of the Lord: