where does it talk about christmas in the bible

Christmas is mentioned in the Bible in the Gospel of Luke. In the nativity story, the angel Gabriel appears to Mary, a young woman who is engaged to be married to a man named Joseph. The angel tells Mary that she will bear a son who will be named Jesus. The angel also tells Mary that the baby will be the son of God and that he will be called the Christ or the Messiah. The angel says that Jesus will be born in the town of Bethlehem and that he will be the savior of the world.