1 Corinthians 6:9-10
Don’t you know that wicked people won’t inherit God’s kingdom? Stop deceiving yourselves! People who continue to commit sexual sins, who worship false gods, those who commit adultery, homosexuals,  or thieves, those who are greedy or drunk, who use abusive language, or who rob people will not inherit God’s kingdom.

Galatians 5:19
Now, the effects of the corrupt nature are obvious: illicit sex, perversion, promiscuity,

Ephesians 5:31
That’s why a man will leave his father and mother and be united with his wife, and the two will be one.

Hebrews 13:4
Marriage is honorable in every way, so husbands and wives should be faithful to each other. God will judge those who commit sexual sins, especially those who commit adultery.