The Tipiṭaka in Three Languages

Atthuddhārakaṇda

Abhidhammapiṭaka · Dhammasaṅgaṇī · Vol. 34 · Section 944

[944] Which phenomena (dhammā) are mental factors (cetasika)? The aggregate of feeling (vedanā), the aggregate of perception (saññā), the aggregate of volitional formations (saṅkhārā) — these phenomena are mental factors. Which phenomena are not mental factors (acetasika)? Mind (citta), form (rūpa), and Nibbāna — these phenomena are not mental factors.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places