Revelation 12:3-4
Then another sign appeared in heaven: and behold, a great red dragon with seven heads and ten horns, and on his heads were seven diadems.
Revelation 12:16-17
But the earth helped the woman, and the earth opened its mouth and drank up the river which the dragon had poured out of his mouth.
Revelation 13:2
The beast that I saw was like a leopard, and his feet were like those of a bear, and his mouth like the mouth of a lion. And the dragon gave him his power and his throne and great authority.
Revelation 13:4
Men worshipped the dragon, because he had given his authority to the beast, and they worshipped the beast, saying, "Who is like the beast, and who can make war against him?"
Revelation 13:11
Then I saw another beast coming up out of the earth; and he had two horns like a lamb and he spoke like a dragon.
Revelation 16:13
And I saw coming out of the mouth of the dragon and out of the mouth of the beast and out of the mouth of the false prophet, three unclean spirits like frogs;
Revelation 20:2
And he seized the dragon, that ancient serpent, who is the Devil and Satan, and bound him for a thousand years,