瑜伽論記 7.77

7.77

解中，初、彰修分齊，謂學見跡已，得四念住等三十七菩提分法，於息所緣作意進修，為斷餘結，故念言：於念入出息我今能學。

In the explanation: first, it reveals the scope of cultivation, meaning that having trained and seen the traces [of truth], one obtains the thirty-seven factors of awakening such as the four stations of mindfulness; engaging the mind on the breath as an object, one advances in cultivation, and to sever the remaining fetters, one is mindful, saying: 'With regard to mindfulness of inhalation and exhalation, I am now able to train.'