22 Feb. 23 June. 23 Oct.
At Tierce, Sext and None on Monday are to be said the nine remaining parts of the hundred and eighteenth Psalm, three parts at each Hour. This Psalm having thus been said through in two days, that is, Sunday and Monday, let the nine Psalms from the hundred and nineteenth to the hundred and twenty-seventh be said on Tuesday at Tierce, Sext and None – three at each Hour. And these Psalms are to be repeated at the same Hours every day until Sunday; the arrangement, moreover, of hymns, lessons and versicles remaining the same throughout, so as always to begin on Sunday from the hundred and eighteenth Psalm.
Saint Benedict treats here of the great Psalm 118 with its 176 verses divided into 22 sections of 8 verses each. The privileged place of Psalm 118 in Saint Benedict’s distribution of the psalms merits consideration. You will recall that in the ancient Roman Office, in vigour until the reform of Pope Pius X in 1911, Psalm 118 was recited in full every day. In medieval Rome, Psalm 118 accompanied the solemn Good Friday