[367] Therein, which are the wholesome roots (kusala-mūla)? Non-greed (alobha), non-hatred (adosa), non-delusion (amoha) …
These are called the wholesome roots.
Therein, which is the volitional formation (saṅkhāra) with wholesome roots as condition (paccaya)? That which is volition (cetanā), intending, the state of intending — this is called the volitional formation with wholesome roots as condition. …
Therefore it is said: "Thus is the origin (samudaya) of this whole mass of suffering (dukkha)."
English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.