Ecclesiastes 11:9-10 NIV

9 You who are young, be happy while you are young, and let your heart give you joy in the days of your youth. Follow the ways of your heart and whatever your eyes see, but know that for all these things God will bring you into judgment.

References for Ecclesiastes 11:9

10 So then, banish anxiety from your heart and cast off the troubles of your body, for youth and vigor are meaningless.

References for Ecclesiastes 11:10