The Preparatory Prayers at the Foot of the Altar:
Antiphon & Psalm 42:1-5 — Judica me

Latin

℣ Judica me, Deus, et Discérne causam meam de gente non sancta: ab hómine iníquo et dolóso érue me.
℟ Quia tu es Deus, fortitúdo mea: quare me repulisti, et quare tristis incédo, dum affígit me inimícus?
℣ Emítte lucem tuam et veritátem tuam; ipsa e deduxérunt et adduxérunt in montem sanctum tuum, et in tabernácula tua.
℟ Et introíbo ad altáre Dei: ad Deum que lætíficat juventútem meam.
℣ Confitébor tibi in cíthara, Deus, Deus meus: quare tristis es, ánima mea, et quare contúrbas me?
℟ Spera in Deo, quóniam adhue confitébor illi: salutáre vultus mei, et Deus meus.
℣ Glória Patri, et Fílio, et Spirítui Sancto.
℟ Sicut erat in princípio et nunc, et semper: et in sæcula sæcloórum. Amen.

ANT. Introíbo ad altáre Dei.
℟ Ad Dei, qui lætíficat juventútem meam.
℣ Adjutórium nostrum ✠ in nómine Dómini.
℟ Qui fecit cælum et terram.

English

℣ Judge me, O God, and distinguish my cause from the nation that is not holy; deliver me from the unjust and deceitful man.
℟ For Thou, O God, art my strength: why hast thou cast me off, and why do I go sorrowful whilst the enemy afflicteth me?
℣ Send forth Thy light and Thy truth; they have conducted me and brought me unto thy holy hill, and into Thy tabernacles.
℟ And I will go unto the altar of God; to God Who giveth joy to my youth.
℣ To Thee, O God, my God, I will give praise upon the harp; why art thou sad, O my soul, and why dost thou disquiet me?
℟ Hope in God, for I will still give my praise to Him; the salvation of my countenance, and my God.
℣ Glory be to the Father, and to the Son, and to the Holy Ghost.
℟ As it was in the beginning, is now, and ever shall be, world without end. Amen.

ANT. I will go in unto the altar of God.
℟ Unto God who giveth joy to my youth.
℣ Our help ✠ is in the name of the Lord.
℟ Who made Heaven and earth.