瑜伽論記 16.18

16.18

次辨現行門，有七復次。並就現起法中，辨處非處名現行門。不斷貪等至無有是處者，謂有漏時須伏貪故方起不淨觀等故。又成就念住，無漏修也。

Next, analyzing the approach of actualization. There are seven subsections. All analyze possibilities and impossibilities among presently arising dharmas, which is called the approach of actualization. Regarding the passage from 'Without severing lust, etc.' up to 'is impossible': this means that while one is still with taints, one must subdue lust before giving rise to the meditation on impurity and the like. Furthermore, accomplishing the foundations of mindfulness is a taintless cultivation.