'Weak' in the Bible

[This is] because the foolishness of God [is not foolishness at all and] is wiser than men [far beyond human comprehension], and the weakness of God is stronger than men [far beyond the limits of human effort].

But God hath chosen the foolish things of the world to confound the wise; and God hath chosen the weak things of the world to confound the things which are mighty;

We are fools for Christ's sake, but ye are wise in Christ; we are weak, but ye are strong; ye are honourable, but we are despised.

Howbeit there is not in every man that knowledge: for some with conscience of the idol unto this hour eat it as a thing offered unto an idol; and their conscience being weak is defiled.

But take heed lest by any means this liberty of yours become a stumblingblock to them that are weak.

For if any man see thee which hast knowledge sit at meat in the idol's temple, shall not the conscience of him which is weak be emboldened to eat those things which are offered to idols;

And through thy knowledge shall the weak brother perish, for whom Christ died?

But when ye sin so against the brethren, and wound their weak conscience, ye sin against Christ.

To the weak became I as weak, that I might gain the weak: I am made all things to all men, that I might by all means save some.

For this cause many are weak and sickly among you, and many sleep.

But quite the contrary, the parts of the body that seem to be weaker are [absolutely] necessary;