Marsilio Ficino, De Christiana Religione
De Christiana religione / Della christiana religione
Catalogue updated 2026-06-08
Full Sub Rosa translationRead the full translationOpen reader →Open the chapter reader with the full English translation, source text, notes, and scripture echoes.What is Marsilio Ficino, De Christiana Religione?
Composed in 1473–1474, the year after Ficino's priestly ordination, and dedicated to Lorenzo de' Medici with a preface addressed directly to him, this work argues that Platonic philosophy and Christian revelation are united in a single pia philosophia, tracing the Gospel's truth through ancient sages and Hebrew prophecy.
Religio Christiana vera religio est, et una sola, quamquam multiformis, ad unum verum Deum perducens.
Our renderingThe Christian religion is the true religion, and the one alone — though it takes many forms — that leads to the one true God.
What it is
Composed in 1473–1474, the year after Ficino's priestly ordination, and dedicated to Lorenzo de' Medici with a preface addressed directly to him, this work argues that Platonic philosophy and Christian revelation are united in a single pia philosophia, tracing the Gospel's truth through ancient sages and Hebrew prophecy. The Italian vernacular edition appeared in 1474 and the Latin in 1476, making it accessible for devotional reading by the educated Medici household and the broader literate public. Ficino was the personal tutor and chaplain-philosopher of the Medici circle, and this text represents his most sustained attempt to show that the pursuit of wisdom and the life of faith converge. It circulated widely among humanist readers across Italy and beyond.
Why it still matters
Its sustained argument that reason, beauty, and faith point to the same God speaks directly to modern readers on the edge of philosophy and Christianity; selected chapters serve well as preparatory reading for prayer or lectio divina.
Marsilio Ficino, De Christiana Religione companion
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Kept alongside
The Imitation of Christ
De Imitatione Christi
Written by Thomas à Kempis in the Netherlands in the circle of the Brethren of the Common Life — the same Devotio Moderna movement that directly shaped Margaret of York's documented devotional practice and the piety of Isabella of Portugal at the Burgundian court — the Imitation became the most copied vernacular religious text in 15th-century Europe, circulating in thousands of manuscripts and hundreds of early printed editions. Its four books move from the vanity of worldly learning through conformity to Christ, inward consolation, and finally the sacrament of the Eucharist, forming a complete program of interior conversion. No specific ducal inventory copy has been identified linking this text to Valois-Burgundy by name, but its presence in court circles of this era and region is established through movement history rather than document. It remains the second most widely read Christian book after the Bible.
Prison Meditations on Psalms 51 and 31
Savonarola composed these meditations on Psalm 51 (Miserere, known as 'Infelix ego') and Psalm 31 (In te, Domine, speravi) in Latin while imprisoned in the Palazzo della Signoria in 1498 awaiting trial and execution, his right hand temporarily spared from further torture so he could sign his confession. Approximately 15 Italian editions appeared by 1500, making them among the most rapidly disseminated devotional texts of the early print era and ensuring pan-European reach within a decade. Savonarola had preached at San Marco — the monastery Cosimo de' Medici built and patronized — from 1482 and was the friar summoned to Lorenzo de' Medici's deathbed in 1492, giving these works an indirect but real connection to the Medici devotional world. The Miserere meditation (Infelix ego) became one of the most reprinted Latin spiritual texts of the sixteenth century.
Infelix ego (Meditation on Psalm 51 / Miserere)
Infelix ego, omnium auxilio destitutus
A profound Latin meditation on Psalm 51 (Miserere) composed in his Florentine prison cell by the Dominican friar Savonarola shortly before his execution on 23 May 1498. Despite being the Medici's principal political opponent, his text circulated in fifteen Italian editions by 1500 in the very city where Giovanni de' Medici (future Leo X) and Giulio de' Medici (future Clement VII) were formed; Martin Luther endorsed it in 1523. Josquin des Prez, Cipriano de Rore, and William Byrd set versions to polyphony, securing its place across a century of European devotional music. Its connection to Medici piety is environmental rather than by commission or documented use.