Contradiction with Ecclesiastes 7:20
This verse states that there is no righteous man on earth who does good and never sins, suggesting that a purely clean heart may not be achievable, contrasting with the plea for a clean heart in Psalms 51:10.
Ecclesiastes 7:20: For [there is] not a just man upon earth, that doeth good, and sinneth not.
Contradiction with Jeremiah 17:9
This verse describes the heart as deceitful above all things and desperately wicked, implying that a clean heart is inherently unattainable, which contrasts with the request for a clean heart in Psalms 51:10.
Jeremiah 17:9: The heart [is] deceitful above all [things], and desperately wicked: who can know it?
Contradiction with Romans 3:23
This verse says all have sinned and fall short of the glory of God, which contradicts the idea of having a completely clean heart as sought in Psalms 51:10.
Romans 3:23: For all have sinned, and come short of the glory of God;
Contradiction with Proverbs 20:9
This verse questions who can say they have made their heart clean, suggesting that no one can truly possess a clean heart, in contrast to Psalms 51:10's plea for such purity.
Proverbs 20:9: Who can say, I have made my heart clean, I am pure from my sin?