俱舍論記 4.21

4.21

「此中言事至為依處說」者，此下第三問答分別。就中，一問、二答、三徵、四釋、五難、六通。此即問也。

Regarding "Here, the word 'substance' [...] is spoken of in terms of support": below is the third part, distinctions by way of questions and answers. Within this: first the question, second the answer, third the inquiry, fourth the explanation, fifth the objection, sixth the resolution. This is the question.