金剛經疏 1.6

1.6

經曰。須菩提又念過去至無壽者相者。明有樂也。前明有忍故無苦。此明無苦故有樂。何者作忍仙人顯有慈悲。無我等相明無嗔恨。無嗔恨故無苦。有慈悲故有樂。偈曰。

The sūtra's 'Subhūti, I also recall that in the past…' up to 'no jīva-saṃjñā' clarifies that there is joy. The preceding clarified that because there is endurance, there is no suffering; this clarifies that because there is no suffering, there is joy. Why is that? Being Kṣāntivādin shows that there was loving-kindness and compassion; having no marks of self and so forth clarifies that there was no anger or hatred. Because there was no anger or hatred, there was no suffering; because there was loving-kindness and compassion, there was joy. The verse says: