Mas’ala 409مختصر المزنيShafi'ivol. 1, p. 120vol. 1, p. 120 فَإِنْ لَمْ يَفْعَلْ صَلَّاهَا بِهِمْ ظُهْرًا، Read the whole chapterCopy with source On the map: PrayerCompare