 ٣ـ أَحْمَدُ بْنُ مِهْرَانَ عَنْ مُحَمَّدِ بْنِ عَلِيٍّ عَنْ مُحَمَّدِ بْنِ سِنَانٍ وَإِسْمَاعِيلَ بْنِ عَبَّادٍ الْقَصْرِيِّ جَمِيعاً عَنْ دَاوُدَ الرَّقِّيِّ قَالَ قُلْتُ لابِي إِبْرَاهِيمَ (عَلَيْهِ السَّلام) جُعِلْتُ فِدَاكَ إِنِّي قَدْ كَبِرَ سِنِّي فَخُذْ بِيَدِي مِنَ النَّارِ قَالَ فَأَشَارَ إِلَى ابْنِهِ أَبِي الْحَسَنِ (عَلَيْهِ السَّلام) فَقَالَ هَذَا صَاحِبُكُمْ مِنْ بَعْدِي.
 3. Ahmad ibn Mihran has narrated from Muhammad ibn Ali from Muhammad ibn Sinan and Isma‘il ibn ‘Abbad al-Qasri, all from Dawud al-Raqqi who has said the following. “I said to abu Ibrahim , ‘May Allah take my soul in service for your cause, I have become old, take my hand out of fire.” The narrator has said that the Imam  pointed to his son, abu al-Hassan  and then said, “This is your guardian after me.”