大乘起信論義記 3.147

3.147

別開中有二：先就根熟不熟開近遠二緣，後就前近遠復各開為二，各有標釋。

In the specific unpacking there are two [parts]: first, unpacking into proximate and remote conditions according to whether faculties are mature or immature; later, each of the proximate and remote is again unpacked into two according to the preceding, each having a heading and an explanation.