1 Corinthians 6:18 in the King James Version
Flee fornication. Every sin that a man doeth is without the body; but he that committeth fornication sinneth against his own body.
Context
17 But he who is joined to the Lord is one spirit.
18 Flee sexual immorality! “Every sin that a man does is outside the body,” but he who commits sexual immorality sins against his own body.
19 Or don’t you know that your body is a temple of the Holy Spirit who is in you, whom you have from God? You are not your own,