II class
Violet
Traditional day of fast and abstinence (in the USA partial abstinence)
From December 17 to 23, III and IV class votive and Requiem Masses are prohibited
Proper Mass; no Gloria; no Credo; common preface
N.B. More information on Ember Days and particular rubrics on the Flectamus genua can be found in Rubrical FAQs.
Matins: Invitatorium Prope est iam and Hymn in Tempore Adventus; antiphons and psalms of the feria (last three psalms from the second schema); lessons from the homilia in Evangelium diei; no Te Deum
Lauds: Antiphons are proper as given in the psalter (Feria IV ante Vigiliam Nativitatis Domini) and psalms of the feria (2nd schema); remainder in Tempore Adventus, except proper antiphon at Benedictus and oration; the preces are said
Hours: Psalms of the feria with Advent antiphons; remainder in Tempore Adventus
Vespers: Antiphons and psalms of the feria; remainder in Tempore Adventus, except proper antiphon at Magnificat (O Antiphons for Advent) and proper oration; the preces are said
Compline: Of the feria