In February 1937, while convalescing in Kraków, Sister Faustina took up her fountain pen and composed one of the most sublime poetic and theological prayers in the history of the Church: the Litany of Divine Mercy, comprising twenty-seven distinct invocations of God’s love.
Key Findings & Archival Record
- The Composition: Transcribed in February 1937; spans entries 949 and 950 of the Diary.
- The Structure: Twenty-seven theological attributes of mercy, each answered with the unshakeable response: “I trust in You.”
- The Scope: Traces mercy from the eternal generation of the Holy Trinity, through the creation of angels and the cosmos, to the Cross, the sacraments, and the resurrection of the dead.
- Liturgical Approval: Officially sanctioned for public recitation in chapels and shrines worldwide.
1. Scene Lede: The Pen of the Mystic
Sitting in the convent infirmary, Faustina’s heart was flooded with an overwhelming vision of God’s providence across cosmic history. Her three years of elementary schooling gave way to soaring Patristic theology as she penned twenty-seven rhythmic invocations:
“Divine Mercy, gushing forth from the bosom of the Father, I trust in You. Divine Mercy, greatest attribute of God, I trust in You. Divine Mercy, incomprehensible mystery, I trust in You… Divine Mercy, accompanying us through our whole life, I trust in You.” (Diary, 949)
2. Archival Record: The Theological Matrix
Notice the theological progression of the litany:
- In Creation: “Divine Mercy, unfathomed in the creation of angels… calling us forth from nothingness into being…”
- In Redemption: “Divine Mercy, opening the side of Jesus… washing our sins in Baptism and Confession…”
- In Daily Life: “Divine Mercy, our sweet consolation in sorrow… source of miracles and wonders…”
- In Eternity: “Divine Mercy, embracing us especially at the hour of death… inspiring hope against all hope…”
3. Spiritual Discernment: The Litany as Daily Medicine
When the mind is exhausted by anxiety, theological debates, or personal trials, reading the Litany of Divine Mercy acts as spiritual balm. Repeating twenty-seven times “I trust in You” resets the nervous system and anchors the soul in eternity.
Institutional Bibliography & Primary Sources
- Kowalska, St. Maria Faustina. Diary: Divine Mercy in My Soul. Stockbridge, MA: Marian Press, 2005. (Entries 949–950).
- Congregation of the Sisters of Our Lady of Mercy. Official Litany of the Divine Mercy. Kraków, 1993.

