Luke 17:2

17:2 It would be better for him to have a millstone tied around his neck and be thrown into the sea than for him to cause one of these little ones to sin.

Luke 20:46

20:46 “Beware of the experts in the law. They like walking around in long robes, and they love elaborate greetings in the marketplaces and the best seats in the synagogues and the places of honor at banquets.