If you are peaceful, let one of your brothers be bound in prison. Then you may go away and carry the grain that you have bought to your houses
Other versions
King James Version
If ye be true men, let one of your brethren be bound in the house of your prison: go ye, carry corn for the famine of your houses:English Standard Version
if you are honest men, let one of your brothers remain confined where you are in custody, and let the rest go and carry grain for the famine of your households,New International Version
If you are honest men, let one of your brothers stay here in prison, while the rest of you go and take grain back for your starving households.