Even a prominent companion such as 'Umar Ibn Al-Khattab...

Even a prominent companion such as 'Umar Ibn Al-Khattab could not escape his tricks. Ka'b's influence had grown during the days of 'Umar's caliphate to such a degree that he was able to say to 'Umar: "Amir Al-Mu'minin, you ought to write your will because you will die in three days." 'Umar: "How do you know that?" Ka'b: "I found…