Contradiction with Ezekiel 18:20
Contradicts Psalms 51:2 by stating that each person is responsible for their own sin and cannot be cleansed by another's repentance.
Ezekiel 18:20: The soul that sinneth, it shall die. The son shall not bear the iniquity of the father, neither shall the father bear the iniquity of the son: the righteousness of the righteous shall be upon him, and the wickedness of the wicked shall be upon him.
Contradiction with 1 John 1:10
Contradicts by stating that claiming to have not sinned is self-deception, questioning the premise of innocent cleansing by repentance.
1 John 1:10: If we say that we have not sinned, we make him a liar, and his word is not in us.
Contradiction with Romans 3:23
Contradicts by asserting that all have sinned, which could oppose the notion of being fully cleansed from sin.
Romans 3:23: For all have sinned, and come short of the glory of God;