The Prophet (ﷺ) said, "Whoever has (the following) four characters will be a hypocrite, and whoever has one of the following four characteristics will have one characteristic of hypocrisy until he gives it up. These are: (1 ) Whenever he talks, he tells a lie; (2) whenever he makes a promise, he breaks it; (3) whenever he makes a covenant he proves treacherous; (4) and whenever he quarrels, he behaves impudently in an evil insulting manner." (See Hadith No. 33…
The Prophet (ﷺ) forbade robbery (taking away what belongs to others without their permission), and also forbade mutilation (or maiming) of bodies.
The Prophet (ﷺ) entered Mecca and (at that time) there were three hundred-and-sixty idols around the Ka`ba. He started stabbing the idols with a stick he had in his hand and reciting: "Truth (Islam) has come and Falsehood (disbelief) has vanished."
I heard the Prophet (ﷺ) saying, "Whoever is killed while protecting his property then he is a martyr."