首楞嚴義疏注經 4.164

4.164

二、答大性俱遍疑，二：一、釋二本疑，二：一、牒疑。

Second, answering the doubt that the natures of the great [elements] are all all-pervading, in two parts: first, resolving the doubts regarding the two fundamentals, in two parts: first, reciting the doubt.