Psalm 51: The Miserere
Psalm 51, numbered Psalm 50 in the Vulgate, is David’s great prayer of repentance after the prophet Nathan confronted him concerning his sin with Bathsheba, as its superscription recalls. The Church has long called it the Miserere from its opening word in Latin. Catholics pray it when asking God for mercy, especially during Lent, after an examination of conscience, and in penitential devotions. Its plea for a clean heart expresses true contrition and trust in divine mercy. The psalm also appears frequently in the Liturgy of the Hours and in traditional rites. It prepares the soul to confess sin humbly and to praise God with renewed lips and spirit.
In Latin
In finem. Psalmus David, cum venit ad eum Nathan propheta, quando intravit ad Bethsabee. Miserere mei, Deus, secundum magnam misericordiam tuam; et secundum multitudinem miserationum tuarum, dele iniquitatem meam. Amplius lava me ab iniquitate mea, et a peccato meo munda me. Quoniam iniquitatem meam ego cognosco, et peccatum meum contra me est semper. Tibi soli peccavi, et malum coram te feci; ut justificeris in sermonibus tuis, et vincas cum judicaris. Ecce enim in iniquitatibus conceptus sum, et in peccatis concepit me mater mea. Ecce enim veritatem dilexisti; incerta et occulta sapientiae tuae manifestasti mihi. Asperges me hyssopo, et mundabor; lavabis me, et super nivem dealbabor. Auditui meo dabis gaudium et laetitiam, et exsultabunt ossa humiliata. Averte faciem tuam a peccatis meis, et omnes iniquitates meas dele. Cor mundum crea in me, Deus, et spiritum rectum innova in visceribus meis. Ne projicias me a facie tua, et spiritum sanctum tuum ne auferas a me. Redde mihi laetitiam salutaris tui, et spiritu principali confirma me. Docebo iniquos vias tuas, et impii ad te convertentur. Libera me de sanguinibus, Deus, Deus salutis meae, et exsultabit lingua mea justitiam tuam. Domine, labia mea aperies, et os meum annuntiabit laudem tuam. Quoniam si voluisses sacrificium, dedissem utique; holocaustis non delectaberis. Sacrificium Deo spiritus contribulatus; cor contritum et humiliatum, Deus, non despicies. Benigne fac, Domine, in bona voluntate tua Sion, ut aedificentur muri Jerusalem. Tunc acceptabis sacrificium justitiae, oblationes et holocausta; tunc imponent super altare tuum vitulos.
When to pray it: Pray the Miserere during Lent, after examining your conscience, or whenever you seek God’s mercy with a contrite heart.