A common misinterpretation views this passage as a blanket condemnation of all extramarital sex without regard for context, overlooking Paul's focus on the church's permissive attitude toward a particularly heinous incestuous act; others wrongly assume it advocates immediate shunning of sinners without due process or repentance, ignoring the chapter's call for collective church discipline rather than individual judgment, or mistakenly equate the father's wife with a biological mother instead of a stepmother, diluting the cultural shock value Paul highlights.
I Corinthians 5:1
King James Version (1769)
1 It is reported commonly that there is fornication among you, and such fornication as is not so much as named among the Gentiles, that one should have his father’s wife.
Paul rebukes the Corinthian church for tolerating an egregious case of sexual immorality within its fellowship, specifically a man engaging in relations with his father's wife, a sin so scandalous it was rare even among Gentiles; the core truth emphasizes that the church must maintain purity and holiness by confronting and disciplining unrepentant sin among believers to protect the community's witness and integrity before God.