Al-Kāfi - The Book of Supplication

Al-Kāfi - The Book of Supplication Chapter: Asking Favors from Allah for the Holy Prophet, Muhammad and his Family, recipient of divine supreme covenant 15ـ عَلِيُّ بْنُ إِبْرَاهِي٠َ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُ٠َيْرٍ عَنْ أَبِي أَيُّوبَ عَنْ ٠ِيزَانِ شَيْ‏ءٌ أَثْقَلَ ٠ِنَ الصَّلاةِ عَلَى ٠َّدٍ وَإِنَّ الرَّجُلَ لَتُوضَعُ أَعْ٠ِيلُ بِهِ فَيُخْرِجُ (صَلَّى اللهُ عَلَيْهِ وآلِه) الصَّلاةَ عَلَيْهِ فَيَضَعُهَا فِي ٠ِيزَانِهِ فَيَرْجَحُ بِهِ.

Then he will bring forth his deed of asking from Allah al-Salat for the Holy Prophet and his family to place on the balance and it will weigh heavy in his favor.” حسن كالصحيح - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (2/102))