俱舍論記 13.164

13.164

「為但由等起至善不善性等」者，此下第二明三性所由。就中，一正明三性所由、二明二種等起。此下第一正明三性所由。問：為但由因等起心令諸法成善不善性等。

Regarding "Is it solely due to the origination... that dharmas become good, unwholesome, and so forth?": the second section below clarifies the reasons for the three natures. Within this, first it directly clarifies the reasons for the three natures; second, it clarifies the two kinds of origination. From here down is the first part, directly clarifying the reasons for the three natures. Question: Is it solely due to the causal origination-mind that dharmas are made to be good, unwholesome, and so forth?