7 Bible Verses about Toiling In Vain

I am afraid of you, lest by any means I have bestowed labor upon you in vain.

What profit hath man of all his labor wherein he laboreth under the sun?

For what hath a man of all his labor, and of the striving of his heart, wherein he laboreth under the sun?

Thus saith Jehovah of hosts: The broad walls of Babylon shall be utterly overthrown, and her high gates shall be burned with fire; and the peoples shall labor for vanity, and the nations for the fire; and they shall be weary.

They have sown wheat, and have reaped thorns; they have put themselves to pain, and profit nothing: and ye shall be ashamed of your fruits, because of the fierce anger of Jehovah.

There is one that is alone, and he hath not a second; yea, he hath neither son nor brother; yet is there no end of all his labor, neither are his eyes satisfied with riches. For whom then,'saith he , do I labor, and deprive my soul of good? This also is vanity, yea, it is a sore travail.

Behold, is it not of Jehovah of hosts that the peoples labor for the fire, and the nations weary themselves for vanity?