(Jacob) said: "Never will I send him with you until ye swear a solemn oath to me, in Allah's name, that ye will be sure to bring him back to me unless ye are yourselves hemmed in (and made powerless). And when they had sworn their solemn oath, he said: "Over all that we say, be Allah the witness and guardian!"

Now when they saw no hope of his (yielding), they held a conference in private. The leader among them said: "Know ye not that your father did take an oath from you in Allah's name, and how, before this, ye did fail in your duty with Joseph? Therefore will I not leave this land until my father permits me, or Allah commands me; and He is the best to command.

他说：“我不派他和你们一同去，直到你们指真主而和我立誓约，你们誓必带他回来见我，除非你们全遭祸患。”当他们和他立誓约的时候，他说：“真主是监察我们的誓约的。”

当他们对优素福绝望的时候，他们离席而密秘会议，他们的大哥说：“你们的父亲曾要求你们指真主发誓，难道你们不知道吗？从前，你们曾怠慢了优素福。我绝不离开这个地方，直到父亲允许我，或真主为我而判决，他是最公正的判决者。