The Tipiṭaka in Three Languages

Hetudukkusalattika

Abhidhammapiṭaka · Paṭṭhāna (5) · Vol. 44 · Section 18

[18] A wholesome phenomenon (dhamma) that is not a root (na-hetu) is a condition for a wholesome phenomenon that is not a root by nutriment condition (āhāra-paccaya): three.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places