Genesis 42:8

Overview - Genesis 42
1	Jacob sends his ten sons to buy corn in Egypt.
16	They are imprisoned by Joseph for spies.
18	They are set at liberty, on condition to bring Benjamin.
21	They have remorse for Joseph.
24	Simeon is kept for a pledge.
25	They return with corn, and their money.
29	Their relation to Jacob.
36	Jacob refuses to send Benjamin.

Genesis 42:8  (King James Version)
And Joseph knew his brethren, but they knew not him.