Contradiction with Proverbs 27:2
Contradicts self-boasting, advising praise to come from others.
Proverbs 27:2: Let another man praise thee, and not thine own mouth; a stranger, and not thine own lips.
Contradiction with James 4:16
Condemns boasting as evil, opposing self-glorification.
James 4:16: But now ye rejoice in your boastings: all such rejoicing is evil.
Contradiction with Philippians 2:3
Encourages humility, contradicting boasting about oneself.
Philippians 2:3: [Let] nothing [be done] through strife or vainglory; but in lowliness of mind let each esteem other better than themselves.
Contradiction with Romans 12:3
Advises against thinking highly of oneself, opposing self-boasting.
Romans 12:3: For I say, through the grace given unto me, to every man that is among you, not to think [of himself] more highly than he ought to think; but to think soberly, according as God hath dealt to every man the measure of faith. [soberly: Gr. to sobriety]
Contradiction with Galatians 6:14
Emphasizes boasting only in the cross of Christ, contradicting self-boasting.
Galatians 6:14: But God forbid that I should glory, save in the cross of our Lord Jesus Christ, by whom the world is crucified unto me, and I unto the world. [by whom: or, whereby]
Paradox #1
The contradiction in 2 Corinthians 11:18 could be the tension between humility and boasting. While boasting is generally considered negative and against the virtue of humility, the verse reflects a situation where boasting is used for a purpose. This can be seen as conflicting with the general biblical teachings that promote humble behavior.