Samyuktagama (Sanskrit fragments) 285.12

285.12

「復作是念：『何法無故無生？何法滅故生滅？』即正思惟，起如實無間等，有無故生無，有滅故生滅。

“Again, I had the thought, ‘The absence of what causes the absence of birth? The ceasing of what causes birth to cease?’ When I properly considered it, this true [understanding] occurred to me immediately: ‘When existence is absent, then birth is absent. When existence ceases, then birth ceases.’