The Tipiṭaka in Three Languages

Saññojandukkusalattika

Abhidhammapiṭaka · Paṭṭhāna (5) · Vol. 44 · Section 1223

[1223] An unwholesome phenomenon (dhamma) that is a fetter (saññojana) is a condition for an unwholesome phenomenon that is a fetter by root condition (hetu-paccaya).

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places