Ārāmavagga

Vinayapiṭaka · Parivāra · Vol. 8 · Section 726

[726] Abusing and reviling a bhikkhu (bhikkhū), she incurs two offences (āpatti): as she abuses, there is an offence of wrong-doing (dukkaṭa) in the act of effort (payoga); when the abuse is completed, an offence of expiation (pācittiya).

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 1 other place

Vol. 8 · Section 292 — Musāvādavagga