Israel. Two and half centuries later, the book of Revelation was written to warn Christians living in the Roman Empire about the seductive nature of the Great Harlot of Rome, cryptically called Babylon. Toward the end of the book of Revelation, a voice from heaven calls out to Christians living in the empire saying, “Come out of her, my people, so that you do not take part in her sins, and so that you do not share in her plagues.”[22]