Pss.

Pss. You stay in the classes until the one conducting them decides that you have passed the class, even if it takes you several years.

Think Progress » Steve King Blows Up, Physically Grabs TP Blogger When Asked About His Justification Of IRS Attack 2010

Before Trent Sunday Prime was known as 'Long Prime' as it had Pss. 21, 22, 23, 24, 25, 53, 117, 118a, 118b and Quicumque vult.

Old Mass and old breviary 2009

[21] See Apocalypses of Baruch, Esdras, Enoch, and Pss. of Solomon, and also Daniel and Ezekiel.

Christianity and Ethics A Handbook of Christian Ethics Archibald B. C. Alexander

In the Greek Church Sext is composed like the lesser hours of two parts; the first includes Pss. liii, liv, xc, with invitatory, tropes, and conclusion.

The Catholic Encyclopedia, Volume 13: Revelation-Stock 1840-1916 1913

The psalms used at Vespers have been selected, from time immemorial, from Pss. cix to cxlvii, with the exception of Ps. cxviii, which on account of its unusual length does not square with the others, and is consequently ordinarily divided up into parts and recited at the little hours.

The Catholic Encyclopedia, Volume 15: Tournely-Zwirner 1840-1916 1913

Several (seven, in the received text) unceasingly stand in His presence; legions of seraphim surround his throne, as a body-guard; thousands of heavenly spirits form his council (Tob., xii, 15; Is., vi, 2, 6; Pss. lxxxii, lxxxix).

The Catholic Encyclopedia, Volume 4: Clandestinity-Diocesan Chancery 1840-1916 1913

That dancing was also an accompaniment of the Jahweh worship is probable from Judges, xxi, 21, for early times, and clearly evidenced by Pss. cxlix, 3, and cl, 4, for the epoch following the captivity.

The Catholic Encyclopedia, Volume 4: Clandestinity-Diocesan Chancery 1840-1916 1913

Mesarion which is very similar to the first, consists of Pss. lv, lvi, and lxix.

The Catholic Encyclopedia, Volume 13: Revelation-Stock 1840-1916 1913

The psalms recited are taken from the series of psalms from Pss. cix to cxlvii (with the exception of the groups cxvii to cxxvii and cxxxiii to cxlii); Pss. cxxxviii, cxliii, cxliv are each divided into two portions, whilst the Pss. cxv and cxvi are united to form one.

The Catholic Encyclopedia, Volume 15: Tournely-Zwirner 1840-1916 1913

Pss. i to cviii are consecrated to Matins and Lauds, whilst the three last psalms, cxlviii to cl, belong invariably to Lauds.

The Catholic Encyclopedia, Volume 15: Tournely-Zwirner 1840-1916 1913