when they took joseph with them they agreed to throw him into the well. we revealed to joseph that in the future at a time when they would not recognize him he would remind them of all this.
فلما ذهبوا به وأجمعوا أن يجعلوه في غيابت الجب وأوحينا إليه لتنبئنهم بأمرهم هذا وهم لا يشعرون