維摩經玄疏 3.143

3.143

第二、明通教三乘位者，即為二意：一，明三乘共十地；二，簡名別位通。

Second, clarifying the stages of the three vehicles in the shared teaching consists of two points: first, clarifying the ten grounds common to the three vehicles; second, distinguishing that the names differ while the stages are shared.