1 John 4:6
We are of God: he who know God, hearkens to us; he who is not of God, hearkens not to us. By this we know the spirit of truth, and the spirit of error.
Revelation 12:9
And thus the great dragon was cast out; even the old serpent called the Devil, and Satan, who deceives the world, was cast out to the earth; and his angels were cast out with him.
Revelation 13:14
and it deceives the inhabitants of the earth by signs which it is given it to do before the beast; commanding the inhabitants of the earth to make an image of the beast that had the wound of the sword, and lived.
Revelation 20:8
and he shall go forth to deceive the nations which are in the four corners of the earth. Gog and Magog, to gather them together for war; whose number is like the sand of the sea.