梵網經菩薩戒本疏 6.135

6.135

六、輕重者，眾有大小，坐有上下，時有多少，俱等輕重，準前知之。

Sixth, severity: Assemblies have large and small sizes, seats have higher and lower ranks, and duration may be long or short; all correspond in lightness and gravity, which can be known by reference to the preceding.