Commemorations: St. Ephraem, Deacon, Confessor, & Doctor; Ss. Mark & Marcellianus, Martyrs
After Terce, no additional orations, Sequence optional at Low Masses.
Hymn Tone: Christmas
Matins: Lesson IX of St. Ephraem
Lauds: Commemorations of St. Ephraem and of Ss. Mark & Marcellianus
Prime: Verse = "Qui natus es de Maria Virgine"
Vespers: First Vespers of the following Sunday, Commemorations of the Octave, of St. Ephraem, of St. Juliana, and of Ss. Gervasius & Protasius