瑜伽論記 12.293

12.293

所知有四：一、知等持等至所化種；二、知障治；三、知假立；四、知清淨。

What is known has four aspects: first, knowing the types of those to be transformed through samādhi and samāpatti; second, knowing the obstacles and their remedies; third, knowing conventional designations; fourth, knowing purification.