(23) باب فَضْلِ الدُّعَاءِ لِلْمُسْلِمِينَ بِظَهْرِ الْغَيْبِ
Abu Dharr reported that Allah's Messenger (ﷺ) said:
There is no believing servant who supplicates for his brother behind his back (in his absence) that the Angels do not say: The same be for you too. (PT)
Reference (PT): Sahih Muslim 2732 a (PT)
In-book reference (PT): Book 48, Hadith 119 (PT)
USC-MSA web (English) reference(deprecated numbering scheme): Book 35, Hadith 6588 (PT)