'Necessary' in the Bible

I haven't gone back from the commandment of his lips. I have treasured up the words of his mouth more than my necessary food.

He said to them, "Thus it is written, and thus it was necessary for the Christ to suffer and to rise from the dead the third day,

"Brothers, it was necessary that this Scripture should be fulfilled, which the Holy Spirit spoke before by the mouth of David concerning Judas, who was guide to those who took Jesus.

Paul and Barnabas spoke out boldly, and said, "It was necessary that God's word should be spoken to you first. Since indeed you thrust it from you, and judge yourselves unworthy of eternal life, behold, we turn to the Gentiles.

But some of the sect of the Pharisees who believed rose up, saying, "It is necessary to circumcise them, and to command them to keep the law of Moses."

For it seemed good to the Holy Spirit, and to us, to lay no greater burden on you than these necessary things:

No, much rather, those members of the body which seem to be weaker are necessary.

I thought it necessary therefore to entreat the brothers that they would go before to you, and arrange ahead of time the generous gift that you promised before, that the same might be ready as a matter of generosity, and not of greediness.

But I counted it necessary to send to you Epaphroditus, my brother, fellow worker, fellow soldier, and your apostle and servant of my need;

Let our people also learn to maintain good works for necessary uses, that they may not be unfruitful.

For every high priest is appointed to offer both gifts and sacrifices. Therefore it is necessary that this high priest also have something to offer.

It was necessary therefore that the copies of the things in the heavens should be cleansed with these; but the heavenly things themselves with better sacrifices than these.