維摩經玄疏 6.4

6.4

First, properly discerning the substance of the sūtra: This sūtra takes the inconceivable liberation of true nature as its substance. The meaning of 'liberation of true nature' was extensively discerned above. In this regard, there are briefly two points: first, properly discerning the substance of this sūtra; second, clarifying the necessity of knowing the sūtra's substance.