Fiqh of the Four Schools Search for a mas’ala in the schools’ booksCtrl K
Mas’ala 1972المهذبShafi'ivol. 4, p. 358vol. 4, p. 358

فَمِنْ أَصْحَابِنَا مَنْ قَالَ هَذَا عَلَى الْقَوْلِ الْقَدِيمِ إنَّ الرَّاعِفَ لَا تَبْطُلُ صَلَاتُهُ فَيَكُونُ فِي حُكْمِ الْمُؤْتَمِّ بِالْمُقِيمِ

Its commentaries

المجموع شرح المهذبal-Nawawi

its words on this mas’ala come with mas’ala 1970 before it

A number in a circle: a mas’ala the commentary adds, numbered through it. In bold: the text’s own words inside the commentary.