This basis is borne out in his lecture on Psalm 51 (1532), where he asserts, The proper subject of theology is man guilty of sin and condemned, and God the justifier and savior of man the sinner. Whatever is asked or discussed in theology outside the subject is error and poison. All Scripture points to this, that God commends his kindness to us and in His Son restores to righteousness and life the nature that has fallen into sin and condemnation.12 A true theologian must adhere to “this aim of reading
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