Ecclesiastes 2:23
23 For dall his days are full of sorrow, and his ework is a vexation. Even in the night his heart does not rest. This also is vanity.
Ecclesiastes 2:26
26 For to the one who pleases him iGod has given wisdom and knowledge and joy, but to the sinner he has given ethe business of gathering and collecting, jonly to give to one who pleases God. kThis also is vanity and a striving after wind.
Ecclesiastes 3:10
10 I have seen ythe business that zGod has given to the children of man to be busy with.
Genesis 3:19
19 By the sweat of your face
you shall eat bread,
till you return to the ground,
for out of it you were taken;
ofor you are dust,
and pto dust you shall return.”