Sahih Muslim 1993
صحيح مسلم#1993Sahihوَحَدَّثَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ، أَخْبَرَنَا هِشَامُ بْنُ عَبْدِ الْمَلِكِ، حَدَّثَنَا يَعْلَى بْنُ الْحَارِثِ، عَنْ إِيَاسِ بْنِ سَلَمَةَ بْنِ الأَكْوَعِ، عَنْ أَبِيهِ، قَالَ كُنَّا نُصَلِّي مَعَ رَسُولِ اللَّهِ صلى الله عليه وسلم الْجُمُعَةَ فَنَرْجِعُ وَمَا نَجِدُ لِلْحِيطَانِ فَيْئًا نَسْتَظِلُّ بِهِ .
Iyas b. Salama b. Akwa' reported on the authority of his father, saying:We used to observe the Friday prayer with the Messenger of Allah (ﷺ), and when we returned we did not find the shadow of the walls in which we could take protection (from the heat of the sun)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 7:43