Genesis 42:19

42:19 If you are honest men, leave one of your brothers confined here in prison while the rest of you go and take grain back for your hungry families.

Genesis 42:33

42:33 “Then the man, the lord of the land, said to us, ‘This is how I will find out if you are honest men. Leave one of your brothers with me, and take grain for your hungry households and go.