Contradiction with Proverbs 27:5
Open rebuke is better than secret love, which contradicts the idea of confirming love through forgiveness in 2 Corinthians 2:8.
Proverbs 27:5: Open rebuke [is] better than secret love.
Contradiction with Matthew 18:17
If they refuse to listen, tell it to the church; if they refuse to listen even to the church, treat them as you would a pagan or a tax collector. This seems contrary to reaffirming love through forgiveness as advised in 2 Corinthians 2:8.
Matthew 18:17: And if he shall neglect to hear them, tell [it] unto the church: but if he neglect to hear the church, let him be unto thee as an heathen man and a publican.
Contradiction with Galatians 1:9
As we said before, so say I now again, If any man preach any other gospel unto you than that ye have received, let him be accursed, opposing the idea of reaffirming love and forgiveness in 2 Corinthians 2:8.
Galatians 1:9: As we said before, so say I now again, If any [man] preach any other gospel unto you than that ye have received, let him be accursed.
Contradiction with 1 Timothy 5:20
Them that sin rebuke before all, that others also may fear, contrasts with the act of confirming love and forgiveness recommended in 2 Corinthians 2:8.
1 Timothy 5:20: Them that sin rebuke before all, that others also may fear.