Mas’ala 973مختصر المزنيShafi'ivol. 1, p. 157vol. 1, p. 157 وَإِنْ كَانَ خَارِجًا وَأَكْرَهُ الْأَذَانَ بِالصَّلَاةِ لِلْوُلَاةِ، Read the whole chapterCopy with source On the map: Retreat in the mosqueCompare