Proverbs 5:9-12 NIV

9 lest you give your best strength to others and your years to one who is cruel,
10 lest strangers feast on your wealth and your toil enrich another man's house.1

References for Proverbs 5:10

11 At the end of your life you will groan, when your flesh and body are spent.
12 You will say, "How I hated discipline! How my heart spurned correction!2

References for Proverbs 5:12