The Tipiṭaka in Three Languages

Hetudukkusalattika

Abhidhammapiṭaka · Paṭṭhāna (5) · Vol. 44 · Section 63

[63] A not-root (nahetu), indeterminate (abyākata) phenomenon (dhamma) is a condition for a not-root, indeterminate phenomenon by kamma condition (kamma-paccaya): three.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places