'Unbelievers' in the Bible

[and pray] that I may be rescued from the unbelievers in Judea, and that my service for Jerusalem may be acceptable to the saints (Jewish believers) there;

but instead, brother goes to law against brother, and that before [judges who are] unbelievers?

If one of the unbelievers invites you [to a meal at his home] and you want to go, eat whatever is served to you without asking questions [about its source] for the sake of your conscience.

Therefore, [unknown] tongues are [meant] for a [supernatural] sign, not to believers but to unbelievers [who might be receptive]; while prophecy [foretelling the future, speaking a new message from God to the people] is not for unbelievers but for believers.

So then, if the whole church gathers together and all of you speak in [unknown] tongues, and outsiders or those who are not gifted [in spiritual matters] or unbelievers come in, will they not say that you are out of your mind?

among them the god of this world [Satan] has blinded the minds of the unbelieving to prevent them from seeing the illuminating light of the gospel of the glory of Christ, who is the image of God.

Do not be unequally bound together with unbelievers [do not make mismatched alliances with them, inconsistent with your faith]. For what partnership can righteousness have with lawlessness? Or what fellowship can light have with darkness?

“So come out from among unbelievers and be separate,” says the Lord,“And do not touch what is unclean;And I will graciously receive you and welcome you [with favor],