The O Antiphons are the basis for the hymn “O Come, O Come Emmanuel.” These devotional sermons are set aside for the week before Christmas Eve.
- O Wisdom (December 17)
- O Adonai (December 18)
- O Root of Jesse (December 19)
- O Key of David (December 20)
- O Dayspring (December 21)
- O King of Nations (December 22)
- O Emmanuel (December 23)