KJV: And they had breastplates, as it were breastplates of iron; and the sound of their wings was as the sound of chariots of many horses running to battle.
NASB: They had breastplates like breastplates of iron; and the sound of their wings was like the sound of chariots, of many horses rushing to battle.
KJV: And when they shall have finished their testimony, the beast that ascendeth out of the bottomless pit shall make war against them, and shall overcome them, and kill them.
NASB: When they have finished their testimony, the beast that comes up out of the abyss will make war with them, and overcome them and kill them.
KJV: And the dragon was wroth with the woman, and went to make war with the remnant of her seed, which keep the commandments of God, and have the testimony of Jesus Christ.
NASB: So the dragon was enraged with the woman, and went off to make war with the rest of her children, who keep the commandments of God and hold to the testimony of Jesus.
KJV: And it was given unto him to make war with the saints, and to overcome them: and power was given him over all kindreds, and tongues, and nations.
NASB: It was also given to him to make war with the saints and to overcome them, and authority over every tribe and people and tongue and nation was given to him.
KJV: For they are the spirits of devils, working miracles, which go forth unto the kings of the earth and of the whole world, to gather them to the battle of that great day of God Almighty.
NASB: for they are spirits of demons, performing signs, which go out to the kings of the whole world, to gather them together for the war of the great day of God, the Almighty.
KJV: And I saw the beast, and the kings of the earth, and their armies, gathered together to make war against him that sat on the horse, and against his army.
NASB: And I saw the beast and the kings of the earth and their armies assembled to make war against Him who sat on the horse and against His army.
KJV: And shall go out to deceive the nations which are in the four quarters of the earth, Gog and Magog, to gather them together to battle: the number of whom is as the sand of the sea.
NASB: and will come out to deceive the nations which are in the four corners of the earth, Gog and Magog, to gather them together for the war; the number of them is like the sand of the seashore.