The Tipiṭaka in Three Languages

Hetusaṁpayuttadukkusalattika

Abhidhammapiṭaka · Paṭṭhāna (5) · Vol. 44 · Section 969

[969] An indeterminate (abyākata) phenomenon (dhamma) associated with root (hetusampayutta) is a condition for an indeterminate phenomenon associated with root by root condition (hetu-paccaya): three.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places