Send one of you, and let him fetch your brother, and you shall be kept in prison, that your words may be proved, whether there be any truth in you: or else by the life of Pharaoh surely you are spies.
And Joseph saw his brothers, and he knew them, but made himself unknown unto them, and spoke roughly unto them; and he said unto them, from where do you come? And they said, From the land of Canaan to buy food.