Proverbs 20:14-16

Amplified Bible

¹⁴ 
“It is [almost] worthless, it is [almost] worthless,” says the buyer [as he negotiates the price];
But when he goes his way, then he boasts [about his bargain].
¹⁵ 
There is gold, and an abundance of pearls,
But the lips of knowledge are a vessel of preciousness [the most precious of all].^(A)
16 
[The judge tells the creditor], “Take the clothes of one who is surety for a stranger;
And hold him in pledge [when he guarantees a loan] for foreigners.”^(B)