2 Peter 2:1
But there were also false prophets among the people, as there shall also be false teachers among you, who shall bring in by stealth destructive heresies, even denying the master that bought them, bringing on themselves swift destruction;
Revelation 2:20
But I have against you that you allow your wife Jezebel, who says she is a prophetess and teaches and deceives my servants to commit fornication and eat things offered to idols.
Revelation 19:20
And the beast was taken and with him the false prophet who performed miracles before him, with which he deceived those who received the mark of the beast and those who worship his image; and the two were cast alive into the lake of fire burning with sulphur.