瑜伽師地論分門記 6.72

6.72

Under the twelve divisions, the twelfth, which explains contemplation of establishing the distinct meanings of the three natures—wholesome, unwholesome, and so forth—of the four immaterial aggregates, is divided into three: 1. general question, divided into three as in the treatise; 2. brief answer in verse, divided into two: (1) establishing the occasion, (2) direct answer, divided [into...] as in the treatise; 3. detailed explanation in prose, divided into three: (1) extensively establishing the ten kinds of distinct meanings of wholesome dharmas; (2) extensively establishing the ten kinds of distinct meanings of unwholesome dharmas; (3) extensively establishing the ten kinds of distinct meanings of indeterminate dharmas. First, extensively establishing the ten kinds of distinct meanings of wholesome dharmas is divided into ten as explained below.