'Weak' in the Bible

All hands will hang limp and all knees will be as weak as water.

“How weakened by longing and lust is your heart (mind),” says the Lord God, “while you do all these things, the actions of a bold and brazen prostitute.

And when they say to you, ‘Why do you sigh and groan?’ you shall answer, ‘Because of the news that is coming; and every heart will melt and all hands will be frail, and every spirit will faint and all knees will be weak as water. Behold, it comes and it will happen,’ says the Lord God.”

“Son of man, say to the prince of Tyre, ‘Thus says the Lord God,“Because your heart is lifted upAnd you have said and thought, ‘I am a god,I sit in the seat of the godsIn the heart of the seas’;Yet you are [only] a man [weak, feeble, made of earth] and not God,Though you [imagine yourself to be more than mortal and] think your mind is as [wise as] the mind of God—

You have not strengthened those who are weak, you have not healed the sick, you have not bandaged the crippled, you have not brought back those gone astray, you have not looked for the lost; but you have ruled them with force and violence.

“I will seek the lost, bring back the scattered, bandage the crippled, and strengthen the weak and the sick; but I will destroy the fat and the strong [who have become hard-hearted and perverse]. I will feed them with judgment and punishment.

Because you push with side and shoulder, and gore with your horns all those that have become weak and sick until you have scattered them away,