Bible Verses About False Prophets: Out of their own heart
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But there were false prophets also among the people, even as there shall be false teachers among you, who privily shall bring in damnable heresies, even denying the Lord that bought them, and bring upon themselves swift destruction.
Beloved, believe not every spirit, but try the spirits whether they are of God: because many false prophets are gone out into the world.
Beware of false prophets, which come to you in sheep's clothing, but inwardly they are ravening wolves.
For there shall arise false Christs, and false prophets, and shall shew great signs and wonders; insomuch that, if it were possible, they shall deceive the very elect.
The heads thereof judge for reward, and the priests thereof teach for hire, and the prophets thereof divine for money: yet will they lean upon the LORD, and say, Is not the LORD among us? none evil can come upon us.
Verses on Out of their own heart
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.
How long shall this be in the heart of the prophets that prophesy lies? yea, they are prophets of the deceit of their own heart;
Son of man, prophesy against the prophets of Israel that prophesy, and say thou unto them that prophesy out of their own hearts, Hear ye the word of the LORD;