Contradiction with Ephesians 2:8-9
Salvation is depicted as coming through faith, not works, whereas 2 Chronicles 19:9 emphasizes acting 'faithfully and with a perfect heart'.
Ephesians 2:8-9: For by grace are ye saved through faith; and that not of yourselves: [it is] the gift of God:
Contradiction with Romans 3:28
Emphasizes justification by faith without the deeds of the law, in contrast to the call for faithful action in 2 Chronicles 19:9.
Romans 3:28: Therefore we conclude that a man is justified by faith without the deeds of the law.
Contradiction with Ecclesiastes 7:20
States there is not a just man who does good and never sins, which contradicts the notion of perfect action in 2 Chronicles 19:9.
Ecclesiastes 7:20: For [there is] not a just man upon earth, that doeth good, and sinneth not.
Contradiction with Psalm 14:3
Declares that none do good, opposing the encouragement for good and perfect behavior in 2 Chronicles 19:9.
Psalm 14:3: They are all gone aside, they are [all] together become filthy: [there is] none that doeth good, no, not one. [filthy: Heb. stinking]
Contradiction with Isaiah 64:6
Claims all righteousness is like filthy rags, contradicting the call for faithful and perfect acts in 2 Chronicles 19:9.
Isaiah 64:6: But we are all as an unclean [thing], and all our righteousnesses [are] as filthy rags; and we all do fade as a leaf; and our iniquities, like the wind, have taken us away.