1 Corinthians 6:12
Everything is permissible for me, but not everything is good for me. Everything is permissible for me, but I will not become a slave to anything.
1 Corinthians 6:18
Keep on running from sexual immorality! Any other sin that a man commits is one outside his body, but the man who commits the sexual sin is sinning against his own body.
Ephesians 4:17-19
So I mean this and now testify to it in the name of the Lord: You must now stop living as the heathen usually do, in the frivolity of their minds,
Ephesians 5:3-11
But sexual vice and any form of immorality or sensual greed must not so much as be mentioned among you, as that is the only course becoming in God's people;
1 Thessalonians 4:3-5
For it is God's will that you should keep pure in person, that you should practice abstinence from sexual immorality,
2 Timothy 2:22
You must keep on fleeing from the evil impulses of youth, but ever strive for uprightness, faith, love, and peace, in association with those who call upon the Lord with pure hearts.
Hebrews 13:4
Marriage must be held in honor by all, and the marriage relations kept sacred. Persons who are sexually vicious and immoral God will punish.
1 Peter 2:11
Dearly beloved, I beg you as aliens and exiles to keep on abstaining from the evil desires of your lower nature, because they are always at war with the soul.