Revelation 11:7-9
And when they finish their testimony, the beast that comes up out of the abyss will make war with them, and overcome them, and kill them.
Revelation 12:3-4
And another sign was seen in the heaven; and, behold, a great red dragon, having seven heads and ten horns, and upon his heads seven diadems.
Revelation 13:5-18
And there was given to him a mouth speaking great things and blasphemies; and authority was given him to work forty-two months.
Revelation 17:6
And I saw the woman drunken with the blood of the saints, and with the blood of the martyrs of Jesus. And, seeing her, I wondered with great wonder.
Revelation 17:14
These will make war with the Lamb, and the Lamb will overcome them; because He is Lord of lords, and King of kings; and those with Him are called and chosen and faithful."
Revelation 19:19
And I saw the beast, and the kings of the earth, and their armies, gathered together to make war with Him Who was sitting on the horse, and with His army.