Ordering with the good and forbidding evil
If the Prophet (pbuh) saw an act which opposed a tenet of the religion, he would reprimand it in a suitable manner. Abdullah b. Abbas said: The Messenger of God pbuh saw a man wearing a gold ring20, so he reached for it, [and] removed it…. He then said:
"Would one of you seek a burning charcoal and place it on his hand?!"
The man was later told, after the Prophet pbuh left: ‘Take your ring! Make good use of it [by selling it].’ The man said: ‘No, by God! I will never take it after the Messenger of God pbuh cast it away.’ (Muslim #2090)