Mas’ala 2671بداية المجتهدComparativevol. 2, p. 46vol. 2, p. 46 وَأَوَّلُ ذَلِكَ: فِي تَحْدِيدِ طَرَفَيْ هَذَا الزَّمَانِ. Read the whole chapterCopy with source On the map: FastingCompare