Most Relevant Verses
"For out of the heart come evil thoughts, murders, adulteries, fornications, thefts, false witness, slanders.
Flee immorality. Every other sin that a man commits is outside the body, but the immoral man sins against his own body.
Or do you not know that the unrighteous will not inherit the kingdom of God? Do not be deceived; neither fornicators, nor idolaters, nor adulterers, nor effeminate, nor homosexuals,
I wrote you in my letter not to associate with immoral people; I did not at all mean with the immoral people of this world, or with the covetous and swindlers, or with idolaters, for then you would have to go out of the world. But actually, I wrote to you not to associate with any so-called brother if he is an immoral person, or covetous, or an idolater, or a reviler, or a drunkard, or a swindler--not even to eat with such a one.
More Verses on Fornication
Then one of the seven angels who had the seven bowls came and spoke with me, saying, "Come here, I will show you the judgment of the great harlot who sits on many waters, with whom the kings of the earth committed acts of immorality, and those who dwell on the earth were made drunk with the wine of her immorality." And he carried me away in the Spirit into a wilderness; and I saw a woman sitting on a scarlet beast, full of blasphemous names, having seven heads and ten horns. read more.
The woman was clothed in purple and scarlet, and adorned with gold and precious stones and pearls, having in her hand a gold cup full of abominations and of the unclean things of her immorality, and on her forehead a name was written, a mystery, "BABYLON THE GREAT, THE MOTHER OF HARLOTS AND OF THE ABOMINATIONS OF THE EARTH."
Now the deeds of the flesh are evident, which are: immorality, impurity, sensuality,
Food is for the stomach and the stomach is for food, but God will do away with both of them Yet the body is not for immorality, but for the Lord, and the Lord is for the body.
But because of immoralities, each man is to have his own wife, and each woman is to have her own husband.
It is actually reported that there is immorality among you, and immorality of such a kind as does not exist even among the Gentiles, that someone has his father's wife.
For this you know with certainty, that no immoral or impure person or covetous man, who is an idolater, has an inheritance in the kingdom of Christ and God.
Therefore consider the members of your earthly body as dead to immorality, impurity, passion, evil desire, and greed, which amounts to idolatry.