Revelation 17:3-5

Then the angel carried me away by the Spirit to the desert. There I saw a woman sitting on a red beast. It was covered with names against God written on it, and it had seven heads and ten horns. The woman was dressed in purple and red and was shining with the gold, precious jewels, and pearls she was wearing. She had a golden cup in her hand, a cup filled with evil things and the uncleanness of her sexual sin. On her forehead a title was written that was secret. This is what was written: the great babylon mother of prostitutes and of the evil things of the earth