大般涅槃經義記 5.206

5.206

「以是義」下總以結破。下次宣說色法無常破前第四所想不滅，於中初先結前生後，「我今於此非色法中宣說無常，其義已顯」是結前也，「復當為汝說色無常」是生後也。

From "By this principle" onward, it concludes with a general refutation. Next, it proclaims the impermanence of physical forms to refute the earlier fourth assertion that what is conceptualised is not destroyed. Therein, it first concludes what came before and introduces what follows: "I have now proclaimed impermanence among these non-physical dharmas, and its meaning is already apparent" concludes what came before; "I shall again explain to you the impermanence of forms" introduces what follows.