Matthew 7:15
"Beware of false prophets, who come to you in sheep's clothing, but inwardly they are ravenous wolves.
2 Timothy 4:3
For the time will come when they will not endure sound doctrine; but having itching ears, they will accumulate for themselves teachers to suit their own desires,
2 Peter 2:1-3
But false prophets also arose among the people, just as there will also be false teachers among you, who will secretly introduce destructive heresies, even denying the Master who bought them, bringing swift destruction upon themselves.
Revelation 19:20
And the beast was captured, and with him the false prophet who had performed the signs in his presence, by which he deceived those who had received the mark of the beast and those who worshipped his image. These two were thrown alive into the lake of fire which burns with sulfur.