Contradiction with Proverbs 21:2
While 3 John 1:12 speaks of a good report by others, Proverbs 21:2 suggests that every man's way is right in his own eyes, indicating a subjective perspective.
Proverbs 21:2: Every way of a man [is] right in his own eyes: but the LORD pondereth the hearts.
Contradiction with Romans 3:10
3 John 1:12 commends a person as being of good report, but Romans 3:10 asserts there is none righteous, not even one, implying a contradiction in the innate goodness.
Romans 3:10: As it is written, There is none righteous, no, not one:
Contradiction with Ecclesiastes 7:20
3 John 1:12 speaks positively of an individual's character, while Ecclesiastes 7:20 states that there is not a just man on earth who does good and sins not, questioning the existence of entirely good people.
Ecclesiastes 7:20: For [there is] not a just man upon earth, that doeth good, and sinneth not.
Contradiction with Isaiah 64:6
The praise for someone's integrity in 3 John 1:12 contrasts with Isaiah 64:6, which declares all our righteous acts are like filthy rags, suggesting a contradiction in human righteousness.
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.
Contradiction with Matthew 19:17
Whereas 3 John 1:12 acknowledges someone's goodness, Matthew 19:17 states there is none good but one, that is, God, challenging the notion of human goodness.
Matthew 19:17: And he said unto him, Why callest thou me good? [there is] none good but one, [that is], God: but if thou wilt enter into life, keep the commandments.