一部于祇陀林所说的经，佛陀应阿难所问，说明比丘如何于界、处、缘起及可能与不可能之理上得善巧，另有数个别名。

A discourse given at Jetavana in which the Buddha answers Ānanda’s questions on how a monk masters the elements, the senses, causation, and the possible and impossible, also known by several other names.