And his word you have not remaining in you; for whom he has sent, him you believe not.

But the unbelieving Jews excited and embittered the minds of the Gentiles against the brethren.

For we have had the good news preached to us, even as they had: but the word preached did not profit them, for it was not mixed with faith in those who heard it.

whose unbelieving minds the god of this age has darkened, so that the light of the glorious gospel of Christ, who is the image of God, should not shine to them.

And Jesus said: For judgment have I come into this world, that those who see not, may see; and that those who see, may become blind. And some of the Pharisees who were with him, heard these things, and said to him: Are we also blind? Jesus said to them: If you were blind, you would not have sin; but now you say, We see; therefore your sin remains.

Take heed, brethren, lest there be in any of you an evil heart of unbelief in apostatizing from the living God.

me, I say, who before was a reviler and a persecutor and an overbearing man. But I obtained mercy, because I did it ignorantly in unbelief:

And immediately the father of the child cried out, and with tears said: Lord, I believe; help my unbelief.

Therefore, tongues are for a sign, not to those who believe, but to those who believe not: but prophecy is not for those who believe not, but for those who believe. If, then, the whole church come together into the same place, and all speak in tongues, and there come in unlearned men, or unbelievers, will they not say that you are mad? But if all prophesy, and there comes in an unbeliever, or an unlearned man, he is convinced by all, he is examined by all,read more.
and the secrets of his heart are made manifest; and so, falling down on his face, he will worship God, and report that God is really among you.

Be not unequally yoked together with unbelievers: for what fellowship has righteousness with lawlessness? What communion has light with darkness? What agreement has Christ with Belial? What connection has a believer with an unbeliever?

But to the rest, I, and not the Lord, say: If any brother has a wife that believes not, and she is well pleased to dwell with him, let him not put her away. And if any woman has a husband that believes not, and he is well pleased to dwell with her, let her not put him away. For the unbelieving husband is sanctified by the wife, and the unbelieving wife is sanctified by the husband; for if not, then are your children unclean; but now they are holy.read more.
But if the unbelieving depart, let him depart; the brother or sister is not bound in such cases. But God has called us to live in peace. For how do you know, wife, but that you may save your husband? Or how do you know, husband, but that you may save your wife?

Likewise, you wives, be in subjection to your own husbands; that, if any obey not the word, they may, without the word, be won by the conduct of their wives,

If any one of the unbelievers invites you to a feast, and you are disposed to go, eat any thing that is set before you, asking no questions for conscience sake. But if any one say to you: This is sacrificed to idols; eat not, for the sake of him that pointed it out, and for conscience sake: conscience, I say, not your own, but that of the other. Why, then, is my liberty judged by the conscience of another?

He that believes on him is not condemned; but he that believes not is condemned already, because he has not believed on the name of the only begotten Son of God.

the lord of that servant will come in a day in which he looks not for him, and at an hour which he knows not; and will cut him asunder, and appoint him his portion with the unfaithful.

Therefore said I to you, that you shall die in your sins. For if you believe not that I am, He, you shall die in your sins.

He that rejects me, and receives not my words, has that which judges him: the word which I have spoken, that shall judge him in the last day.

But the fearful, and the unbelieving, and the detestable, and murderers and lewd persons and sorcerers and idolaters and all liars, shall have their part in the lake that burns with fire and brimstone, which is the second death.

Nor do you murmur, as some of them also murmured, and were destroyed by the destroyer.

And Jesus said to them: Because of your unbelief. For verily I say to you, If you have faith like a grain of mustard-seed, you shall say to this mountain, Be removed from this place to that, and it shall be removed: and nothing shall be impossible for you.

And the Pharisees came out, and began to put questions to him, asking of him a sign from heaven, that they might tempt him. And he sighed deeply in his spirit, and said: Why does this generation seek for a sign? Verily I say to you, No sign will be given to this generation.

But the unbelieving Jews, taking with them some evil men, who were loungers about the markets, and collecting a mob, set the city in an uproar; and having assaulted the house of Jason, they sought to bring them out to the people.