Unto Him belongs all that is in the heavens and all that is on earth; and, verily, God - He alone - is self-sufficient, the One to whom all praise is due.
Al-Hajj (The Pilgrimage) Verse 64
I heard the Prophet saying, "Whoever is killed while protecting his property then he is a martyr."
Sahih Bukhari: Volume 3, Book 43, Number 660