[395] Therein, what is volitional formation (saṅkhāra)?
That which is volition (cetanā), intending (sañcetanā), the state of having intended (sañcetayitatta) — this is called volitional formation.
Therein, what is consciousness (viññāṇa) with volitional formation as condition?
That which is mind (citta), mentality (mano), mentation (mānasa), … the corresponding mind-consciousness element (manoviññāṇa-dhātu) — this is called consciousness with volitional formation as condition. …
Therefore it is said: "Thus is the origin of this entire mass of suffering (dukkha)."
English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.