Doctrinal statements are useful because they organize particular teachings of the Bible and assist in teaching those timeless truths of God’s Word.
As Lutherans, we subscribe to the Lutheran Confessions contained in the Book of Concord originally published in 1580, because they are a correct exposition of Scripture.
Part of the Book of Concord, Luther’s Small Catechism is still used to catechize both children and adults in the Christian faith, and the Augsburg Confession is considered the first Lutheran confession of faith.