仁王般若經疏 3.130

3.130

第二明弘說般若處所。云大王吾今所化百億須彌山等，總明閻浮提處也。其南閻浮提下，別明諸國土，初十六大國、次五百中國、次十千小國。

Second, clarifying the places where prajñā is propagated and taught. Saying "Great King! The domain I now transform consists of ten billion Mount Merus..." and so forth generally clarifies the regions of Jambudvīpa. From "in its southern Jambudvīpa" onward, it specifically clarifies the various states: first the sixteen great states, next the five hundred medium states, and next the ten thousand small states.