 ٤ـ الْحُسَيْنُ بْنُ مُحَمَّدٍ عَنْ مُعَلَّى بْنِ مُحَمَّدٍ عَنْ أَحْمَدَ بْنِ مُحَمَّدِ بْنِ عَبْدِ الله عَنِ الْحَسَنِ عَنِ ابْنِ أَبِي عُمَيْرٍ عَنْ مُحَمَّدِ بْنِ إِسْحَاقَ بْنِ عَمَّارٍ قَالَ قُلْتُ لابِي الْحَسَنِ الاوَّلِ (عَلَيْهِ السَّلام) أَ لا تَدُلُّنِي إِلَى مَنْ آخُذُ عَنْهُ دِينِي فَقَالَ هَذَا ابْنِي عَلِيٌّ إِنَّ أَبِي أَخَذَ بِيَدِي فَأَدْخَلَنِي إِلَى قَبْرِ رَسُولِ الله (صَلَّى اللهُ عَلَيْهِ وَآلِه) فَقَالَ يَا بُنَيَّ إِنَّ الله عَزَّ وَجَلَّ قَالَ إِنِّي جاعِلٌ فِي الارْضِ خَلِيفَةً وَإِنَّ الله عَزَّ وَجَلَّ إِذَا قَالَ قَوْلاً وَفَى بِهِ.
 4. Al-Husayn ibn Muhammad has narrated from Mu‘alla ibn Muhammad from Ahmad ibn Muhammad ibn ‘Abdallah from al-Hassan from Ibn Abi ‘Umayr from Muhammad ibn Ishaq ibn ‘Ammar who has said the following. “I said to abu al-Hassan the 1st  Would you guide me to a person from whom would learn my religion.” He said, “This is my son Ali. My father took my hand until we were in the shrine of the Messenger of Allah and said, “My son, Allah, the Most Holy, the Most High, has said, “. . I am appointing someone as my deputy on earth,. .” (2:30) When Allah, the Most Holy, the Most High, says a word He keeps His word.”