4 Bible Verses about Marriages, Believers With Unbelievers

Be not unequally yoked with unbelievers; for what fellowship hath righteousness with unrighteousness? or what communion hath light with darkness? And what concord hath Christ with Belial? or what part hath a believer with an infidel? And what agreement hath the temple of God with idols? Now ye are the temple of the living God, as God hath said, I will dwell in them, and walk in them, and I will be to them a God, and they shall be to me a people.

Be not deceived. Evil communications corrupt good manners.

but he that is born of God keepeth himself, and the wicked one toucheth him not. We know, that we are of God, and the whole world lieth in the wicked one.

Know ye not, that your bodies are members of Christ? Shall I then take the members of Christ, and make them the members of an harlot? God forbid. Know ye not, that he who is joined to an harlot is one body? For they two, saith he, shall be one flesh. But he that is joined to the Lord is one Spirit.read more.
Flee fornication. Every sin that a man doth, is without the body; but he that committeth fornication, sinneth against his own body. Know ye not, that your body is the temple of the Holy Ghost, which is in you, which ye have from God? And ye are not your own: For ye are bought with a price: therefore glorify God with your body and your spirit, which are God's.