瑜伽論記 7.479

7.479

心一境性中，初、明心一境性；二、明心一境性通於止觀；三、明九種加行通止觀中，先明止；後明觀。觀中，初明四種；二、明三門六事。

Within one-pointedness of mind, it first explains one-pointedness of mind; second, it explains that one-pointedness of mind pertains to both calming and contemplation; third, it explains that the nine kinds of preparatory applications pertain to both calming and contemplation, in which it first explains calming, and next explains contemplation. Within contemplation, it first explains the four kinds; second, it explains the three gates and six aspects.