John 8:44
Ye are of your father the devil, and are bent upon doing the lusts of your father: he was a murderer from the beginning, and continued not in the truth: for there is no truth in him. When he speaketh a lie, he speaketh like himself, for he is a liar, and the father of such.
1 John 4:6
We are of God: he, that knoweth God, heareth us; but he, who is not of God, heareth not us. By this we know the Spirit of truth, and the spirit of error.
Revelation 12:9
And the great dragon was cast out, that old serpent, called the devil and Satan, who deceiveth the whole world: he was cast down to the earth, and his angels were cast down with him.
Revelation 13:14
by the signs which it was given him to do in the presence of the beast, telling the inhabitants of the earth to make an image to the beast, that had received the wound of the sword, and yet lived.
Revelation 20:8
Satan shall be loosed from his confinement, and shall go forth to deceive the nations, that are in the four corners of the earth, Gog and Magog, to gather them together to war, whose number is as the sand of the sea.