1 Corinthians 7 - NCB

However, to avoid the temptation to immorality, each man should have his own wife and each woman her own husband.
1 Corinthians 7:2 desires marriage relationships
A husband should give to his wife her conjugal rights, and likewise a wife should fulfill her conjugal obligations to her husband. For a wife does not have authority over her own body, but the husband does. Likewise, a husband does not have authority over his own body, but the wife does.
1 Corinthians 7:3-4 marriage body sexuality

Do not deprive one another, except perhaps by mutual consent for a specified time so as to devote yourselves to prayer. Then come together again so that Satan may not tempt you by taking advantage of your lack of self-control.
1 Corinthians 7:5 marriage devil self-control