MN 65

idha, bhaddāli, ekacco bhikkhu abhiṇh'āpattiko hoti āpattibahulo. so bhikkhūhi vuccamāno aññen'aññaṃ paṭicarati, bahiddhā kathaṃ apanāmeti, kopañ'ca dosañ'ca appaccayañ'ca pātukaroti, na sammā vattati, na lomaṃ pāteti, na netthāraṃ vattati, yena saṅgho attamano hoti taṃ karomī'ti n'āha.