Saṃyutta Nikāya - The Connected Discourses
Connected Discourses on Feeling: SN36:1 Concentration
1 "Tisso imā, bhikkhave, vedanā. Katamā tisso? Sukhā vedanā, dukkhā vedanā, adukkhamasukhā vedanā – imā kho, bhikkhave, tisso vedanāti.
2 Samāhito sampajāno,
sato buddhassa sāvako;
Vedanā ca pajānāti,
vedanānañca sambhavaṃ.3 Yattha cetā nirujjhanti,
maggañca khayagāminaṃ;
Vedanānaṃ khayā bhikkhu,
nicchāto parinibbuto"ti.
Paṭhamaṃ.