Contradiction with Galatians 1:10
This verse warns against seeking to please people rather than God, contrasting Ephesians 5:10's focus on figuring out what is pleasing to God.
Galatians 1:10: For do I now persuade men, or God? or do I seek to please men? for if I yet pleased men, I should not be the servant of Christ.
Contradiction with Romans 14:14
Here, Paul states that nothing is unclean in itself, which might contradict Ephesians 5:10's implication of discerning what is specifically acceptable to God.
Romans 14:14: I know, and am persuaded by the Lord Jesus, that [there is] nothing unclean of itself: but to him that esteemeth any thing to be unclean, to him [it is] unclean. [unclean: Gr. common]
Contradiction with Colossians 2:16-17
These verses caution against judging others in matters of religious observance, which can contradict the discerning emphasis of Ephesians 5:10.
Colossians 2:16-17: Let no man therefore judge you in meat, or in drink, or in respect of an holyday, or of the new moon, or of the sabbath [days]: [in meat...: or, for eating and drinking] [respect: or, part]
Contradiction with 1 Corinthians 8:8
This verse suggests that food does not bring us closer to God, contrasting with Ephesians 5:10's pursuit of understanding what is acceptable to God.
1 Corinthians 8:8: But meat commendeth us not to God: for neither, if we eat, are we the better; neither, if we eat not, are we the worse. [are we the better: or, have we the more] [are we the worse: or, have we the less]
Contradiction with Matthew 15:11
Jesus says it's not what goes into the mouth that defiles a man, which could conflict with Ephesians 5:10’s theme of discerning acceptability.
Matthew 15:11: Not that which goeth into the mouth defileth a man; but that which cometh out of the mouth, this defileth a man.