٥ـ مُحَمَّدُ بْنُ يَحْيَى عَنْ أَحْمَدَ بْنِ مُحَمَّدٍ عَنْ مُحَمَّدِ بْنِ خَالِدٍ عَنْ سَعْدِ بْنِ سَعْدٍ الأَشْعَرِيِّ عَنْ أَبِي الْحَسَنِ الرِّضَا (عَلَيْهِ السَّلاَم) قَالَ سَأَلْتُهُ عَنِ الْفِطْرَةِ كَمْ نَدْفَعُ عَنْ كُلِّ رَأْسٍ مِنَ الْحِنْطَةِ وَالشَّعِيرِ وَالتَّمْرِ وَالزَّبِيبِ قَالَ صَاعٌ بِصَاعِ النَّبِيِّ (صلَّى اللهُ عَلَيْهِ وَآلِه).
5. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from Muhammad ibn Khalid from Sa‘d ibn Sa‘d al-Ash’ariy who has said the following: “I once asked al-Rida’ , about the amount of wheat, barley, dates or raisins for each person as al-Fitrah. He (the Imam) said, ‘It is one Sa’ of the Sa‘ of the prophet .”’ 