٢ـ مُحَمَّدُ بْنُ يَحْيَى عَنْ أَحْمَدَ بْنِ مُحَمَّدٍ عَنِ الْحَسَنِ بْنِ عَلِيٍّ الْوَشَّاءِ عَنِ الرِّضَا (عَلَيْهِ السَّلاَم) قَالَ سَأَلْتُهُ عَنْ زِيَارَةِ قَبْرِ أَبِي الْحَسَنِ (عَلَيْهِ السَّلاَم) مِثْلُ قَبْرِ الْحُسَيْنِ (عَلَيْهِ السَّلاَم) قَالَ نَعَمْ.
2. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from al-Hassan ibn Ali al-Washsha’ who has said the following: “I once asked al-Rida’ , ‘Is visiting the grave of abu al-Hassan , like visiting the grave of al-Husayn  ?’ He (the Imam) replied, ‘Yes, it is so.’” 