大般涅槃經義記 5.115

5.115

自下第三會上三受，文別有四：一舉三受三苦為問、二辯其相、三就受明苦、四「以是」下結。初段可知。

From here down is the third [section], reconciling the three feelings mentioned above. The text has four distinct parts: first, raising the three feelings and three sufferings as an inquiry; second, distinguishing their characteristics; third, clarifying suffering in terms of feeling; fourth, concluding from "Therefore" downward. The first section can be known.