1ـ عَلِيُّ بْنُ مُحَمَّدٍ وَغَيْرُهُ عَنْ سَهْلِ بْنِ زِيَادٍ عَنْ أَحْمَدَ بْنِ مُحَمَّدِ بْنِ أَبِي نَصْرٍ قَالَ قَالَ أَبُو الْحَسَنِ (عَلَيْهِ الْسَّلام) الصَّلاَةُ النَّافِلَةُ يَوْمَ الْجُمُعَةِ سِتُّ رَكَعَاتٍ بُكْرَةً وَسِتُّ رَكَعَاتٍ صَدْرَ النَّهَارِ وَرَكْعَتَانِ إِذَا زَالَتِ الشَّمْسُ ثُمَّ صَلِّ الْفَرِيضَةَ وَصَلِّ بَعْدَهَا سِتَّ رَكَعَاتٍ.

1. Ali ibn Muhammad and others have narrated from Sahl ibn Ziyad from Ahmad ibn Muhammad from ibn abu Nasr who has said the following: “Abu al-Hassan, ‘Alayhi al-Salam, has said, ‘Optional Salah (prayer) on Friday is six Rak‘at very early, six Rak‘at in midday, two Rak‘at at Zawal (declining of the sun toward the west at noontime), then perform obligatory Salah (prayer), then perform six Rak‘at thereafter.”’

2ـ جَمَاعَةٌ عَنْ أَحْمَدَ بْنِ مُحَمَّدِ بْنِ عِيسَى عَنِ الْحُسَيْنِ بْنِ سَعِيدٍ عَنْ حَمَّادِ بْنِ عِيسَى عَنِ الْحُسَيْنِ بْنِ الْمُخْتَارِ عَنْ عَلِيِّ بْنِ عَبْدِ الْعَزِيزِ عَنْ مُرَادِ بْنِ خَارِجَةَ قَالَ قَالَ أَبُو عَبْدِ الله (عَلَيْهِ الْسَّلام) أَمَّا أَنَا فَإِذَا كَانَ يَوْمُ الْجُمُعَةِ وَكَانَتِ الشَّمْسُ مِنَ الْمَشْرِقِ بِمِقْدَارِهَا مِنَ الْمَغْرِبِ فِي وَقْتِ صَلاَةِ الْعَصْرِ صَلَّيْتُ سِتَّ رَكَعَاتٍ فَإِذَا انْتَفَخَ النَّهَارُ صَلَّيْتُ سِتّاً فَإِذَا زَاغَتِ الشَّمْسُ أَوْ زَالَتْ صَلَّيْتُ رَكْعَتَيْنِ ثُمَّ صَلَّيْتُ الظُّهْرَ ثُمَّ صَلَّيْتُ بَعْدَهَا سِتّاً.

2. A group has narrated from Ahmad ibn Muhammad ibn ‘Isa from al-Husayn ibn Sa‘id from Hammad ibn ‘Isa from al-Husayn ibn al- Mukhtar from Ali ibn ‘Abd al-‘Aziz from Murad ibn Kharijah who has said the following: “Abu ‘Abd Allah, ‘Alayhi al-Salam, has said, ‘On Friday morning, when the distance from the sun to the east becomes like the distance from the sun to the west at the time of al-‘Asr, I perform six Rak‘at. When it (morning) is wider, I perform six Rak‘at, when it is Zawal (declining of the sun toward the west at noontime), I perform two Rak‘at, then perform al-Dhuhr, then I perform six Rak‘at thereafter.’”

3ـ جَمَاعَةٌ عَنْ أَحْمَدَ بْنِ مُحَمَّدٍ عَنِ الْحُسَيْنِ بْنِ سَعِيدٍ عَنْ فَضَالَةَ أَوْ عَنْ مُحَمَّدِ بْنِ سِنَانٍ عَنِ ابْنِ مُسْكَانَ عَنْ عَبْدِ الله بْنِ عَجْلاَنَ قَالَ قَالَ أَبُو جَعْفَرٍ (عَلَيْهِ الْسَّلام) إِذَا كُنْتَ شَاكّاً فِي الزَّوَالِ فَصَلِّ رَكْعَتَيْنِ فَإِذَا اسْتَيْقَنْتَ فَابْدَأْ بِالْفَرِيضَةِ.

3. A group has narrated from Ahmad ibn Muhammad from al-Husayn ibn Sa‘id from Fadalah or Muhammad ibn Sinan from ibn Muskan from ‘Abd Allah ibn ‘Ajalan who has said the following: “Abu Ja’far, ‘Alayhi al-Salam, has said, ‘If you have doubts about Zawal (declining of the sun toward the west at noontime), perform two Rak‘at. When you become certain of Zawal, then begin performing obligatory Salah (prayer).”’