Sermon IX, "The Law of Faith Issuing Forth from Mount Zion," on Isaiah 2:3, in The Select Writings of the Rev. Ebenezer Erskine, vol. 1, Doctrinal Sermons (Edinburgh and London: A. Fullarton, 1848), p. 225

The law is a lance in the hand of the surgeon to open the ulcer of sin and corruption within us; the gospel as a medicinal balsam drains and gradually heals it, when applied in the way of believing. The law is a plough t…