Andreas of Caesarea : The heresy of the Nicolaitans had already appeared at that time. Peter says that it was evil in two ways. The Nicolaitans were wrong in their doctrine, and they were also wicked in their behavior. It reminds us of what was said about the Jews: "Because of you my name is blasphemed among the Gentiles." — CATENA Bede : And many will follow their debaucheries, etc. The way of truth will be blasphemed by heretics not only in those whom they draw out to associate with their heresy, but also in those whom by their most impure deeds and sacrifices, or the execrable mysteries they perform, they provoke to hatred of the Christian name, those who are unskilled thinking all Christians to be entangled in such wickedness. To whom Scripture says: "Through you My name is blasphemed among the nations" (Isaiah 52). — Commentary on the Catholic Epistles Hilary of Arles : They revile the way of truth because they have turned orthodox doctrine into heresy, or because they have rejected the rule given to them at their baptism, or because they have abandoned the way of truth. — INTRODUCTORY COMMENTARY ON 2 PETER