Genesis 42:15
Hereby ye shall be proved: By the life of Pharaoh ye shall not go forth hence, except your youngest brother come hither.
ā The Restored Word Bible
Context
13 And they said, your servants twelve brethren, the sons of one man in the land of Canaan; and, behold, the youngest this day with our father, and one not.
14 And Joseph said unto them, That that I spake unto you, saying, Ye spies:
15 Hereby ye shall be proved: By the life of Pharaoh ye shall not go forth hence, except your youngest brother come hither.
16 Send one of you, and let him fetch your brother, and ye shall be kept in prison, that your words may be proved, whether truth in you: or else by the life of Pharaoh surely ye spies.
17 And he put them all together into ward three days.