Genesis 20:16

20:16 To Sarah he said, “Look, I have given a thousand pieces of silver to your ‘brother.’ This is compensation for you so that you will stand vindicated before all who are with you.”

Genesis 42:16

42:16 One of you must go and get your brother, while the rest of you remain in prison. In this way your words may be tested to see if you are telling the truth. If not, then, as surely as Pharaoh lives, you are spies!”