Ursinus on What Is the Sum and Substance of Scripture

In the prolegomena (prefatory remarks) to his published lectures on the Heidelberg Catechism, Zacharias Ursinus (1534–83), the primary author of the catechism and the one authorized by Frederick III to explain the catechism wrote: “The doctrine of the church consists of two . . . Continue reading →

Legal and Gospel Mortification

Ralph Erskine (1685-1752) was the brother of Ebeneezer Erskine and a defender of the Reformation doctrines of justification and sanctification against the neonomians and legalists of his day. Mortification is the old-fashioned way of saying, “dying to self.” In the Heidelberg Catechism . . . Continue reading →

Is the Gospel Preached or Lived?

Re-published from February 17, 2008. Colin raised this question a while back on Unashamed Workman. He asked for comments and, as Mike had just touched on this during the WSC “Missional and Reformed” Conference, I piped up: