《长部》第一经，佛陀对游方者善生优陀夷及其弟子梵与所说，先分三级阐明戒行，再将有关自我与世界的六十二种思辨见解一一归类破析。

The first discourse of the Dīghanikāya, taught to the wanderer Suppiya and his disciple Brahmadatta, setting out the moral precepts in three graded sections before classifying sixty-two speculative views about the self and the world.