The Tipiṭaka in Three Languages

Hetudukavipākattika

Abhidhammapiṭaka · Paṭṭhāna (5) · Vol. 44 · Section 156

[156] A not-root (na-hetu) phenomenon of result-producing nature (vipākadhammadhamma) is a condition for a not-root phenomenon of result-producing nature by kamma condition (kamma-paccaya): three (cases).

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places