Sandutta-nikaya. Part III. Book of Aggregates (Khandhavagga)

Sannutta-nick, or “connected instructions of the Buddha,” is the third of the four large meetings of the Pali canon of the Pali canon. It consists of 52 chapters (sanutt) distributed 5 books, or parts. Each chapter has a unique topic to which certain instructions (suttes) are attached, from where the name of this collection comes.
The third part, which received the name of Khandhavagga, is almost completely devoted to the issue of consideration of such a doctrinal category as the aggregate, with the help of which the Buddha considers sensual existence as such. This model allows you to better understand and classify the experience experienced, and such an understanding is important for a deeper comprehension of four noble truths, especially the first, truth about suffering