Ecclesiastes 2:20 So my mind was turned to grief for all the trouble I had taken and all my wisdom under the sun. (See NIV)
Ecclesiastes 5:18 This is what I have seen: it is good and fair for a man to take meat and drink and to have joy in all his work under the sun, all the days of his life which God has given him; that is his reward. (See NIV)
Ecclesiastes 9:9 Have joy with the woman of your love all the days of your foolish life which he gives you under the sun. Because that is your part in life and in your work which you do under the sun. (See NIV)