The sixth Sunday after Pentecost is of semi-double rite. The liturgical colour is green.
At Vespers yesterday afternoon the antiphons Isti sunt sancti etc were sung with psalms 109, 110, 111, 112 & 115 for second Vespers the Seven Holy Brothers. From the chapter, O Altitudo, the Office was of the Sunday. The chapter was O Altitudo and the Office hymn O lux beata Trinitas. After the collect of the Sunday commemorations were sung of the preceding feast of the Seven Holy Brothers and of St. Pius I. The Suffrages of the BVM Sancta Maria succurre etc, the Apostles Petrus Apostolus etc, of the Patron and lastly for peace Da pacem Domine etc were sung At Compline the Dominical preces were then sung.
At Mattins the invitatory is Adoremus Dominum and the Office hymn Nocte surgentes. In the first nocturn (Pss. 1, 2, 3, 6, 7, 8, 9, 10, 11, 12, 13 & 14) are sung and the lessons are a continuation of the Second Book of the Kings. The lessons are the same as in modern editions of the Breviary. In the second nocturn (Pss. 15, 16 & 17) the lessons are from St. Ambrose's Defence of David. These, again, are the same as found in the modern editions. In the third nocturn (Pss. 18, 19 & 20) the homily is from St. Ambrose on St. Mark's Gospel. The seventh lesson includes the first sentence (Consequens igitur... a jejunio liberaret) from the modern eighth lesson. In the Tridentine Breviary the eighth lesson thus begins Itaque nemo and continues with most of the modern ninth lesson until ...sed nec adhuc quidem potestis. The ninth lesson begins In modum lactis but most of its text is not found in the modern books. The eighth and ninth lessons are read as one and the ninth lesson is of St. Pius I. The Te Deum is sung.
At Lauds the Sunday psalms (Pss. 92, 99, 62-66, Benedicite & 148-49-150) are sung. After the collect of the Sunday a commemoration is sung of St. Pius I followed by the Suffrages of the BVM, SS Peter and Paul, the Patron and for peace are sung.
At Prime (Pss. 53, 117, 118i & 118ii) Quicumque is sung as are the Dominical preces.
Mass is sung after Terce. The Gloria is sung, the second collect is of St. Pius I, the third collect is A cunctis nos. The Credo is sung, the Common Preface is sung.
Vespers are of the Sunday, with psalms (109, 110, 111, 112 & 113). A commemoration is sung of the following Office of SS Nabor and Felix. The Suffrages of the BVM, SS Peter and Paul, the Patron and for peace are then sung. At Compline the Dominical preces are sung.