Sayyiduna Ammar bin Yasir narrates: We used to offer the Friday prayer, then we would go back and would find no shade of the walls in which we could take shelter.
Al-Tabarani recorded it in al-Mu'jam al-Kabir; its chain contains Sa'id bin Hanzalah, and I have not found anyone who gives his biography.
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الصلاة / 3114