1 Corinthians 6:16-17
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This verse really hits us with a profound truth: being joined to a prostitute isn't just an action, it's a deep, almost spiritual union, making one body. It highlights that sexual immorality inherently creates a oneness that God designed for marriage, turning what should be a sacred bond into something broken. This means the act itself carries a weight that profoundly impacts our very identity.
Or do you not know that he who is joined to a prostitute becomes one body with her? For, as it is written, “The two will become one flesh.” But he who is joined to the Lord becomes one spirit with him.
English Standard Version (ESV)
Paul is addressing the Corinthian church, a group struggling with moral issues, including sexual immorality within their community. He's directly confronting them about a specific man who is involved with his father's wife, but the principle extends to all sexual sin. This verse serves as a stark warning that sexual sin isn't just an individual act, but a profound spiritual union that desecrates the believer's body, which is meant to be a temple of the Holy Spirit.
Paul doesn't hold back here. He uses a stark, even jarring, example to make a powerful point about sexual sin. What does 'joining' with a prostitute really mean in God's eyes?
Paul confronts the Corinthian believers with a reality check: sexual immorality isn't just a private act; it creates a profound, almost physical, union. When a believer engages sexually with a prostitute, they are, in God's sight, becoming 'one body' with that person. This is a spiritual and physical entanglement that directly contradicts their union with Christ.
Paul uses the intimate physical union of marriage to illustrate a spiritual reality. Why is this analogy so potent, and what does it reveal about God's intentions for our sexuality?
The verse quotes Genesis, 'The two will become one flesh.' This phrase, originally instituted by God to describe the covenant and intimacy of marriage, is now powerfully repurposed by Paul. He shows that sexual union, by its very nature, creates a oneness. When this oneness is pursued outside the bounds of marriage, especially with someone outside of Christ, it creates a false and destructive union that pollutes the sacredness God intended for sexual intimacy.
Understand the original words
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kollaō · Greek Verb
To be united, glued, or cleaved to something or someone; it implies an intense, intimate, and often inseparable connection. In a marital or spiritual sense, it denotes the formation of a single entity out of two.
pornē · Greek Noun
In the biblical sense, this refers to a person who sells sexual favors. It carries strong associations with moral corruption, apostasy, and the abandonment of God's design for human sexuality.
sarx · Greek Noun
This represents the human being in their entirety, particularly in a physical or sexual union. Biblically, it signifies the essential unity of a man and woman as established by God in creation.
pneuma · Greek Noun
The third person of the Trinity, who indwells the believer. He is the presence of God within the person, providing guidance, sanctification, and evidence of salvation.
The Corinthian church was a mix of former pagans and Jews in a bustling, cosmopolitan port city known for its excesses. Paul's strong words here directly confront the deep-seated cultural norms and the lingering effects of pagan temple practices that blurred the lines of sexual purity.
c. 50-52 AD
Paul's First Missionary Journey
Paul establishes the church in Corinth during his extensive missionary journeys throughout the Roman Empire.
c. 53-55 AD
Paul's Ministry in Ephesus
While in Ephesus, Paul hears reports of divisions and moral issues within the Corinthian church.
c. 55 AD— this verse
Paul Writes 1 Corinthians
Paul pens this letter from Ephesus to address the serious problems plaguing the Corinthian believers, including sexual immorality and division.
Late 1st Century AD
Destruction of the Temple
The later destruction of the Jerusalem Temple in AD 70 marked a significant shift in Jewish life and identity, making the dispersed nature of Jewish communities and their traditions even more pronounced.
This passage is the foundational text quoted in 1 Corinthians 6:16, establishing the ancient understanding of marriage as a profound union where two become one flesh.
Matthew 19:5Jesus directly quotes and affirms Genesis 2:24, reinforcing the divine design for sexual union within marriage and underscoring its sacredness.
1 Corinthians 6:18-20Immediately following this verse, Paul elaborates on the spiritual implications of sexual immorality, emphasizing that the body is a temple of the Holy Spirit and belongs to God.
Hebrews 13:4This verse echoes the sanctity of marriage and warns against sexual impurity, further emphasizing that God will judge the immoral and those who commit adultery.
This verse really hits us with a profound truth: being joined to a prostitute isn't just an action, it's a deep, almost spiritual union, making one body. It highlights that sexual immorality inherently creates a oneness that God designed for marriage, turning what should be a sacred bond into something broken. This means the act itself carries a weight that profoundly impacts our very identity.
Paul is addressing the Corinthian church, a group struggling with moral issues, including sexual immorality within their community. He's directly confronting them about a specific man who is involved with his father's wife, but the principle extends to all sexual sin. This verse serves as a stark warning that sexual sin isn't just an individual act, but a profound spiritual union that desecrates the believer's body, which is meant to be a temple of the Holy Spirit.
Paul is addressing the Corinthian church, a group struggling with moral issues, including sexual immorality within their community. He's directly confronting them about a specific man who is involved with his father's wife, but the principle extends to all sexual sin. This verse serves as a stark warning that sexual sin isn't just an individual act, but a profound spiritual union that desecrates the believer's body, which is meant to be a temple of the Holy Spirit.
"Or do you not know that he who is joined to a prostitute becomes one body with her? For, as it is written, “The two will become one flesh.” But he who is joined to the Lord becomes one spirit with him." — This verse really hits us with a profound truth: being joined to a prostitute isn't just an action, it's a deep, almost spiritual union, making one body. It highlights that sexual immorality inherent…
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Last reviewed October 2026
