'Strength' in the Bible

Then I said, Wisdom is better than strength, but the poor man's wisdom is not respected, and his words are not given a hearing.

If the iron has no edge, and he does not make it sharp, then he has to put out more strength; but wisdom makes things go well.

Happy is the land whose ruler is of noble birth, and whose chiefs take food at the right time, for strength and not for feasting.

Have joy, O young man, while you are young; and let your heart be glad in the days of your strength, and go in the ways of your heart, and in the desire of your eyes; but be certain that for all these things God will be your judge.

Let your mind be turned to your Maker in the days of your strength, while the evil days come not, and the years are far away when you will say, I have no pleasure in them;