Thematic Bible: Who not to partake with

For you may be sure that no one who is immoral, or greedy for gain (for that is idolatry) can have any share in the Kingdom of Christ and God. Whatever anyone may say in the way of worthless arguments to deceive you, these are the things that are bringing God's anger down upon the disobedient. Therefore have nothing to do with them.

Afterward I saw another angel come down from heaven. He possessed great authority and his splendor lighted up the earth. He cried out with a mighty voice, "She is fallen! Mighty Babylon is fallen! She has become the haunt of demons, and a dungeon for every foul spirit and every unclean and loathsome bird, for after drinking the wine of the passion of her immorality all the heathen have fallen; the kings of the earth have joined in her idolatry, and the traders of the earth have grown rich from her excessive luxury!" read more.
Then I heard another voice from heaven say, "Come out of her, my people, so that you may not share in her sins, and suffer from her plagues. For her sins are piled up to the sky, and God has remembered her crimes.