Ovādavagga

Vinayapiṭaka · Parivāra · Vol. 8 · Section 315

[315] One giving a robe (cīvara) to a bhikkhunī who is not a relative commits two offenses (āpatti): while he is giving, in the act of doing so, there is an offense of wrong-doing (dukkaṭa); when it has been given, there is an offense entailing 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English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.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 265 — Kaṭhinavagga