Contradiction with 1 Corinthians 5:9-10
Paul advises associating with sinners to preach to them, which contrasts with avoiding them as suggested in Ephesians 5:7.
1 Corinthians 5:9-10: I wrote unto you in an epistle not to company with fornicators:
Contradiction with Matthew 9:10-12
Jesus dines with sinners, advocating interacting with them, differing from the separation in Ephesians 5:7.
Matthew 9:10-12: And it came to pass, as Jesus sat at meat in the house, behold, many publicans and sinners came and sat down with him and his disciples.
Contradiction with Luke 15:1-2
Jesus welcomes sinners, which is opposite to the avoidance implied in Ephesians 5:7.
Luke 15:1-2: Then drew near unto him all the publicans and sinners for to hear him.
Contradiction with Mark 2:17
Jesus states he came to call sinners, not reject their company, contrasting Ephesians 5:7.
Mark 2:17: When Jesus heard [it], he saith unto them, They that are whole have no need of the physician, but they that are sick: I came not to call the righteous, but sinners to repentance.
Contradiction with 1 Corinthians 5:11
Calls for not associating with believers who sin, implying Ephesians 5:7 should apply to believers rather than all people.
1 Corinthians 5:11: But now I have written unto you not to keep company, if any man that is called a brother be a fornicator, or covetous, or an idolater, or a railer, or a drunkard, or an extortioner; with such an one no not to eat.
Paradox #1
The contradiction or inconsistency might arise from differing interpretations of who deserves inclusion, compassion, or association, leading to tension between exclusivity and the message of love and unity found elsewhere in the text.