Treatise on Relics: A Reformation Polemic on Saint Veneration, Ecclesiastical Corruption, and Christian Worship

John Calvin's Treatise on Relics is a sharp, learned polemic against the late-medieval cult of saints' relics and the ecclesiastical commerce that sustained it. Cataloguing multiple skulls, limbs, garments, nails, and fragments attributed to Christ and the saints, Calvin exposes contradiction through forensic enumeration, irony, and scriptural reasoning. Its style combines humanist clarity with Reformation urgency, placing it among the most effective sixteenth-century critiques of devotional material culture. Calvin, the French theologian and reformer of Geneva, wrote from within a movement determined to purify Christian worship according to Scripture. Trained in law and steeped in Renaissance humanism, he brought habits of textual scrutiny and logical argument to questions of doctrine and practice. His opposition to relic veneration reflects not mere iconoclasm, but a pastoral concern that faith had been diverted from Christ toward objects, superstition, and clerical manipulation. This work is recommended to readers interested in Reformation theology, religious controversy, and the history of Christian material devotion. Brief but forceful, it illuminates why relics became a flashpoint in early modern Europe and shows Calvin at his most incisive: disciplined, caustic, morally serious, and intent on redirecting piety from spectacle to the Word of God.