瑜伽論記 23.212

23.212

下次第解此三門，謂於六處有世間想下，解應知世間。於六觸處，由其五轉下，解第二門。五轉者，謂觀六觸處自性因緣、雜染因緣、清淨因緣及以清淨。未來諸行因永盡故，名為能到世間邊際者，解第三及世邊際。於世因果下，散釋經文。

Below, it explains these three gates in sequence: from "that is, having the notion of world with respect to the six bases" downward, it explains the world that should be known; from "with respect to the six bases of contact, through their five shifts" downward, it explains the second gate. The five shifts are observing the intrinsic nature, causes and conditions, defiled causes and conditions, purified causes and conditions, and purity of the six bases of contact. Regarding "because the causes of future conditioned formations are perpetually exhausted, it is called being capable of reaching the limits of the world," this explains the third, "and the limits of the world." From "with respect to the causes and effects of the world" downward, it explains the sūtra text in detail.