瑜伽論記 6.407

6.407

寂靜障中，初出所障寂靜之體，即是止觀；次出能障，即內障中末後四法。止障，即是放逸及住非處。觀障，所謂樂自恃舉及以掉亂。於中先解自恃舉。後釋掉，總結之。

Among the obstacles to tranquility: first, it identifies the essence of tranquility that is obstructed, which is calming (śamatha) and insight (vipaśyanā); next, it identifies what can obstruct it, which are the final four dharmas among the internal obstacles. The obstacles to calming are heedlessness and dwelling in an inappropriate place. The obstacles to insight are delighting in self-conceit and agitation. Within this, it first explains self-conceit, and thereafter explains agitation, concluding generally.