Reference

Proverbs 20:15

There is gold, and a multitude of rubies: but the lips of knowledge are a precious jewel.
13

Love not sleep, lest thou come to poverty; open thine eyes, and thou shalt be satisfied with bread.

14

It is naught, it is naught, saith the buyer: but when he is gone his way, then he boasteth.

15

There is gold, and a multitude of rubies: but the lips of knowledge are a precious jewel.

16

Take his garment that is surety for a stranger: and take a pledge of him for a strange woman.

17

Bread of deceit is sweet to a man; but afterwards his mouth shall be filled with gravel.