2 John 1:7
For many deceivers have gone into the world. They do not confess that Jesus Christ came in the flesh. This is the deceiver and the antichrist.
1 John 4:1-3
Beloved, do not believe every spirit. Test the spirits to see whether they are from God. This is because many false prophets have gone out into the world.
1 John 2:26
I write you these things concerning those who would lead you astray.
John 1:14
The Word [Jesus] became flesh (a human being) and lived with us. We saw the glory of the only begotten son from the Father. He was full of loving-kindness and truth.
1 Timothy 3:16
The secret of godliness is great and it is without controversy. 'He (Jesus Christ) was manifested (revealed) in the flesh, justified in the Spirit, and seen by angels. He preached among the nations, was believed on in the world, and received up in glory.'
2 Peter 2:1-3
There arose false prophets among the people. There will be false teachers among you! They will privately bring in destructive heresies (contrary doctrines), denying even the Master who bought them. They bring swift destruction on themselves.
1 John 2:18-22
Little children, it is the last hour! You heard that the antichrist is coming. Even now many antichrists have come. That is how we know that it is the last hour.
Revelation 12:9
The great dragon was thrown down, that old serpent, called the Devil, and Satan, who deceives the whole world. He was hurled down to the earth, and his angels with him.
Revelation 13:14
And he deceives those who dwell on the earth by the means of those miracles he had power to do in the sight of the beast. He says to those who dwell on the earth, that they should make an image to the beast that had the wound by a sword and yet lives.