From Alexander Hislop’s, “The Two Babylons: Romanism And Its Origins”
If Rome be indeed the Babylon of the Apocalypse, and the Madonna enshrined in her sanctuaries be the very queen of heaven, for the worshipping of whom the fierce anger of God was provoked against the Jews in the days of Jeremiah, it is of the last consequence that the fact should be established beyond all possibility of doubt; for that being once established, every one who trembles at the Word of God must shudder at the very thought of giving such a system, either individually or nationally, the least countenance or support. Something has been said already that goes far to prove the identity of the Roman and Babylonian systems; but at every step the evidence becomes still more overwhelming. That which arises from comparing the different festivals is peculiarly so.
The festivals of Rome are innumerable; but five of the most important may be singled out for elucidation—viz., Christmas-day, Lady-day, Easter, the Nativity of St. John, and the Feast of the Assumption. Each and all of these can be proved to be BabyIonian. And first, as to the festival in honour of the birth of Christ, or Christmas…