大方廣圓覺修多羅了義經略疏 2.557

2.557

二、觀網交羅。於中三：初有三輪單修三觀、次有二十一輪交絡三觀、後有一輪圓修三觀。愨疏於此二十五觀約喻各立一名，今全用之。

Second, the interlocking web of contemplations. Within this there are three: first, there are three wheels of individually cultivating the three contemplations; next, there are twenty-one wheels of interlocking the three contemplations; finally, there is one wheel of perfectly cultivating the three contemplations. In his commentary, Que established a separate name for each of these twenty-five contemplations based on analogies, and they are fully adopted here.