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tabarani:21627Aḥmad b. al-Naḍr al-ʿAskarī > Isḥāq b. Zurayq al-Rāsibī > ʿUthmān b. ʿAbd al-Raḥman > ʿAbd al-Ḥamīd b. Yazīd > Āminah b. ʿUmar b. ʿAbd al-ʿAzīz > Maymūnah b. Saʿd

[Machine] She said, "O Messenger of Allah, inform us about the Friday prayer." He said, "In it, there is an hour where the servant does not supplicate to his Lord except that He answers him." I asked, "Which hour is that, O Messenger of Allah?" He said, "It is when the imam stands up [to deliver the sermon]."  

الطبراني:٢١٦٢٧حَدَّثَنَا أَحْمَدُ بْنُ النَّضْرِ الْعَسْكَرِيُّ ثنا إِسْحَاقُ بْنُ زُرَيْقِ الرَّاسِبِيُّ ثنا عُثْمَانُ بْنُ عَبْدِ الرَّحْمَنِ عَنْ عَبْدِ الْحَمِيدِ بْنِ يَزِيدَ عَنْ آمِنَةَ بِنْتِ عُمَرَ بْنِ عَبْدِ الْعَزِيزِ عَنْ مَيْمُونَةَ بِنْتِ سَعْدٍ

أَنَّهَا قَالَتْ أَفْتِنَا يَا رَسُولَ اللهِ عَنْ صَلَاةِ الْجُمُعَةِ قَالَ «فِيهَا سَاعَةٌ لَا يَدْعُو الْعَبْدُ فِيهَا رَبَّهُ إِلَّا اسْتَجَابَ لَهُ» قُلْتُ أَيَّةُ سَاعَةٍ هِيَ يَا رَسُولَ اللهِ؟ قَالَ «ذَلِكَ حِينَ يَقُومُ الْإِمَامُ»  


See similar narrations below:

Collected by Suyūṭī