'Unless' in the Bible

Do not withhold yourselves from each other unless you agree to do so just for a set time, in order to devote yourselves to prayer. Then you should come together again so that Satan does not tempt you through your lack of self-control.

Now I wish that all of you could speak in foreign languages, but especially that you could prophesy. The person who prophesies is more important than the person who speaks in a foreign language, unless he interprets it so that the church may be built up.

Indeed, brothers, if I come to you speaking in foreign languages, what good will I be to you unless I speak to you in some revelation, knowledge, prophecy, or teaching?

In the same way, unless you speak an intelligible message with your language, how will anyone know what is being said? You'll be talking into the air!

and by which you are also being saved if you hold firmly to the message I proclaimed to you unless, of course, your faith was worthless.

You fool! The seed you plant does not come to life unless it dies,