O come, O come, O Lord of might, as to your tribes on Sinai’s height in ancient times you gave the law in cloud, and majesty, and awe. Rejoice, Rejoice! Emmanuel shall come to you, O Israel. You may recognize this verse as one from the Advent hymn, “O Come, O Come, Emmanuel,” a hymn that is beloved by many of us. The words of the hymn come from the “O Antiphons” that have been sung in the church since at least the…