The various commentaries on the fourth verse and the dubiousness of it’s validity as a truth.
Read the accompanying quotes from Logos Bible software.
I. The Superstition of man and his sin has blinded him to his perilous condition.
II. The requirements and expectations of the law renders man powerless over his sinful state.
III. The grace and mercy of God is His alone to dispense.
IV. The reaction to grace is perfect faith.