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Mas’ala 1994المهذبShafi'ivol. 4, p. 373vol. 4, p. 373

وَإِذَا سَافَرَ قَبْلَ الزَّوَالِ أَخَّرَ الظُّهْرَ إلَى وَقْتِ الْعَصْرِ ثُمَّ جَمَعَ بَيْنَهُمَا فِي وَقْتِ الْعَصْرِ ولان هذا ارفق بالمسافر فكان افضل

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Its commentaries

المجموع شرح المهذبal-Nawawi

its words on this mas’ala come with mas’ala 1992 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.