Matthew 7:15
Beware of the false prophets, who come to you in sheeps clothing, but inwardly are ravening wolves.
Matthew 24:11
And many false prophets will arise, and will deceive many.
Matthew 24:24
For there will rise up false Christs, and false prophets, and will show great signs and wonders, so that, if possible, even the chosen will be deceived.
2 Timothy 3:8
Now as Jannes and Jambres withstood Moses, so also do these withstand the truth; men corrupted in their minds, reprobate concerning the faith.
2 Timothy 4:14-15
Alexander the coppersmith did me much evil; the Lord will reward him according to his works;
1 John 5:16
If any one see his brother sin a sin not unto death, he shall ask, and shall give him life,to those who sin not unto death. There is a sin unto death; for that I do not say that he shall pray.
Revelation 19:20
And the beast was seized and he who was with him, the false prophet who wrought the signs in his presence, with which he deceived those who received the mark of the beast, and who worshipped his image; the two were cast alive into the lake of fire burning with brimstone.