Pañhāvāra

Abhidhammapiṭaka · Paṭṭhāna (1) · Vol. 40 · Section 508

[508] An unwholesome (akusala) phenomenon (dhamma) is a condition for an indeterminate (abyākata) phenomenon by immediacy condition (anantara-paccaya). The unwholesome is a condition for emergence (vuṭṭhāna) by immediacy condition.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places