I class
White
Mass of the Feast of the Nativity of St. John the Baptist; Gloria; Credo; common preface
Matins: InvitatoriumĀ and hymn proper; antiphons, psalms, and lessonsĀ of the 3 nocturns are proper; Te Deum
Lauds: Proper antiphons, with Sunday psalms (first schema); remainder is proper
Prime: Proper antiphon, with Sunday psalms; Ps 53 instead of 117
Hours: Proper antiphons, with Sunday psalms; remainder is proper
II Vespers: Proper antiphons, with Sunday psalms, except Psalm 116 is the fifth psalm; remainder is proper
Compline: Of Sunday