瑜伽師地論分門記 6.154

6.154

分三十中第五明諸蘊有為義分二。一總問分二如論。二廣答分二。一答有為自性分二如論。二答其數。

Within the division into thirty: the fifth, explaining the meaning of the skandhas being conditioned (saṃskṛta), has two parts: (1) A general question has two parts as in the treatise. (2) An extensive answer has two parts: a. answering the intrinsic nature of being conditioned has two parts as in the treatise; b. answering its enumeration.