James Buchanan, The Doctrine of Justification: An Outline of Its History in the Church and of Its Exposition from Scripture (Cunningham Lectures; Internet Archive doctrinejustifi00buchgoog), Introduction.

The doctrine of Justification, by grace, through faith in Christ, is the old doctrine of the Reformation, and the still older doctrine of the Gospel; yet the vivid apprehension of its meaning, and the cordial reception o…