瑜伽師地論分門記 5.18

5.18

Of the nine parts of Part 4, the detailed exposition, the ninth explains pure dhyāna (*viśuddha-dhyāna*), divided into three: 1. general question; 2. brief answer; 3. separate expositions, divided into six: (1) establishing the first pure dhyāna on the basis of mundane purification, divided into two: setting forth, and explaining; (2) establishing the second pure dhyāna on the basis of supramundane purification, divided into two: setting forth, and explaining; (3) establishing the next three pure dhyānas on the basis of the purification of shared results, divided into three: explaining the progressive pure dhyānas in terms of the purification of preliminary application (*prayogaviśuddhi*), the purification of the fundamental (*mūlaviśuddhi*), and the purification of supreme progress upon the fundamental (*viśeṣaviśuddhi*); (4) establishing the next three pure dhyānas on the basis of the purification of mastery, divided into three: explaining pure dhyāna in terms of mastery over entering and emerging, mastery over renouncing and realizing, and mastery over supernormal powers; (5) establishing the ninth pure dhyāna on the basis of the purification of the basis (*āśrayaviśuddhi*); (6) establishing the tenth pure dhyāna on the basis of the purification of the two obscurations (*āvaraṇadvaya-viśuddhi*).