四分律行事鈔資持記 1.436

1.436

別明中。上對自然，總明眾別，人法俱通。此就法界，唯論眾法通塞之相。

Under 'detailed explanation': above, in contrast to the natural boundary, saṃgha and individual were generally explained, and both persons and procedures applied. Here, concerning the ritual boundary, it discusses exclusively the marks of openness and obstruction in saṃgha procedures.