Ecclesiastes 3:9

Man is Ignorant of God’s Timing

3:9 What benefit can a worker gain from his toil?

Ecclesiastes 2:22

Painful Days and Restless Nights

2:22 What does a man acquire from all his labor

and from the anxiety that accompanies his toil on earth?

Ecclesiastes 4:6

4:6 Better is one handful with some rest

than two hands full of toil and chasing the wind.

Ecclesiastes 10:15

10:15 The toil of a stupid fool wears him out,

because he does not even know the way to the city.