'Nothing' in the Bible

Before your holy eyes sin may not be seen, and you are unable to put up with wrong; why, then, are your eyes on the false? why do you say nothing when the evil-doer puts an end to one who is more upright than himself?

See, is it not the pleasure of the Lord of armies that the peoples are working for the fire and using themselves up for nothing?

For though the fig-tree has no flowers, and there is no fruit on the vine, and work on the olive comes to nothing, and the fields give no food; and the flock is cut off from its resting-place, and there is no herd in the cattle-house: