| Mass of the feast; Gloria, preface of the feast. | |
| Yr C | [564] Acts 1:15-17, 20-26; Ps 113:1-2, 3-4, 5-6, 7-8; John 15:9-17.
Perhaps found under May 13. |
| | Hours of the feast; Te Deum. |
| [RM] | Traditionally on this day, we remember from Scripture St. Matthias, apostle (cf. Acts 1:26) [from the Roman Martyrology]. |
