Um Al-`Ala', an Ansari woman who gave the pledge of allegiance to the Prophet (ﷺ) said to me, "The emigrants were distributed amongst us by drawing lots and we got in our share `Uthman bin Maz'un. We made him stay with us in our house. Then he suffered from a disease which proved fatal when he died…
أَمَّا هُوَ فَقَدْ جَاءَهُ الْيَقِينُ، وَاللَّهِ إِنِّي لأَرْجُو لَهُ الْخَيْرَ، وَاللَّهِ مَا أَدْرِي ـ وَأَنَا رَسُولُ اللَّهِ ـ مَا يُفْعَلُ بِي ". قَالَتْ فَوَاللَّهِ لاَ أُزَكِّي أَحَدًا بَعْدَهُ أَبَدًا.