Already in the New Testament, the church faced one of its greatest and deadliest heresies: the denial of Jesus’ humanity. The Greeks had room for men becoming gods and human-like behavior by the gods, but they had no room for a God-Man. Continue reading →
The Heidelberg Catechism: A Historical, Theological, & Pastoral Commentary (Bellingham, WA: Lexham Press, 2025) is available for pre-order now. The original and irreplaceable commentary on the catechism was composed of lectures given by the catechism’s primary author, Zacharias Ursinus (1534–83) but over . . . Continue reading →
The Heidelberg Catechism (1563) is naturally suited for devotional use. Its devotional qualities have been recognized almost from the instant it was first published. How many people who know virtually nothing else about the catechism know all or part of the first . . . Continue reading →
The alpha point of Arminius’s synergistic conception of salvation is marked by his use of the facientibus—the sinner who is always ready to embrace the grace of God because of universal prevenient grace—and the omega point is marked by his understanding of . . . Continue reading →
Against the “fanatics”—early Anabaptists such as Thomas Müntzer, as well as spiritualists and Libertines, who claimed to receive additional revelations directly from the Spirit, apart from the Scriptures—Calvin wrote. . . Continue reading →
Let us begin with God’s Word as the Reformed in the classical period typically read and even heard it—in Latin: ergo fides ex auditu auditus autem per verbum Christi (“Therefore faith is from hearing and hearing through the Word of Christ,” Rom 10:17). Continue reading →
The Belgic Confession (1561) is one of the Three Forms of Unity (including the Heidelberg Catechism and the Canons of Dort) and is the confession of the Reformed churches. It was written by Guy de Bres (1522–67), a minister of the Reformed . . . Continue reading →
The Heidelberg Catechism (1563) is one of the treasures of the Reformation. Synthesized from several pre-existing catechisms including Luther’s Small Catechism (1529), Theodore Beza’s Confession (1558), Calvin’s Institutes (1559), catechisms by Johannes Brenz (1499–1570), Johannes a Lasco (Jan Łaski, 1499–1560), and chiefly . . . Continue reading →
This is the Heidelblog and we are all about the Heidelberg Catechism (1563). On this day, in 1563, the Catechism was published in German. If you are unfamiliar with the Catechism or catechisms generally you should know that a catechism is a . . . Continue reading →
Americans know in their heart of hearts they are going to die, but they do not like to admit it. It is a mark of our post-Christianity that this culture is so obsessed with youth and beauty. Most folk do not die . . . Continue reading →
Zacharias Ursinus, the chief architect of the Heidelberg Catechism, in the introduction of his commentary on the aforementioned, asked, “What is the doctrine of the church?” The doctrine of the church is the law and gospel, “the law and gospel are the . . . Continue reading →
The Heidelberg Catechism is one of the most beloved and well used catechisms to emerge from the sixteenth and seventeenth century Reformation. Published in its final form in 1563, the catechism has been used by millions of Christians to teach the faith . . . Continue reading →
The Heidelberg Catechism is one of the most beloved and well used catechisms to emerge from the sixteenth and seventeenth century Reformation. Published in its final form in 1563, the catechism has been used by millions of Christians to teach the faith . . . Continue reading →
The Heidelberg Catechism is one of the most beloved and well used catechisms to emerge from the sixteenth and seventeenth century Reformation. Published in its final form in 1563, the catechism has been used by millions of Christians to teach the faith . . . Continue reading →
The Heidelberg Catechism is one of the most beloved and well used catechisms to emerge from the sixteenth and seventeenth century Reformation. Published in its final form in 1563, the catechism has been used by millions of Christians to teach the faith . . . Continue reading →
The Heidelberg Catechism is one of the most beloved and well used catechisms to emerge from the sixteenth and seventeenth century Reformation. Published in its final form in 1563, the catechism has been used by millions of Christians to teach the faith . . . Continue reading →
The Heidelberg Catechism is one of the most beloved and well used catechisms to emerge from the sixteenth and seventeenth century Reformation. Published in its final form in 1563, the catechism has been used by millions of Christians to teach the faith . . . Continue reading →
The Heidelberg Catechism is one of the most beloved and well used catechisms to emerge from the sixteenth and seventeenth century Reformation. Published in its final form in 1563, the catechism has been used by millions of Christians to teach the faith . . . Continue reading →
The Heidelberg Catechism is one of the most beloved and well used catechisms to emerge from the sixteenth and seventeenth century Reformation. Published in its final form in 1563, the catechism has been used by millions of Christians to teach the faith . . . Continue reading →
The Heidelberg Catechism is one of the most beloved and well used catechisms to emerge from the sixteenth and seventeenth century Reformation. Published in its final form in 1563, the catechism has been used by millions of Christians to teach the faith . . . Continue reading →