Mas’ala 70المهذبShafi'ivol. 1, p. 149vol. 1, p. 149 فَأَمَّا الْمُسْتَعْمَلُ فِي طَهَارَةِ الْحَدَثِ فَيُنْظَرُ فِيهِ Read the whole chapterCopy with source On the map: PurityCompare