Sunan Ibn Majah, Volume 3, Book 20, Hadith 2580 (DarusSalam) ⓘ
It was narrated from Sa'eed bin Zaid bin 'Amr bin Nufail that the Prophet said: “Whoever is killed defending his property, he is a martyr.”
حَدَّثَنَا هِشَامُ بْنُ عَمَّارٍ، حَدَّثَنَا سُفْيَانُ، عَنِ الزُّهْرِيِّ، عَنْ طَلْحَةَ بْنِ عَبْدِ اللَّهِ بْنِ عَوْفٍ، عَنْ سَعِيدِ بْنِ زَيْدِ بْنِ عَمْرِو بْنِ نُفَيْلٍ، عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ " مَنْ قُتِلَ دُونَ مَالِهِ فَهُوَ شَهِيدٌ " .
also referenced under: Hadith 2580 (Reference) & Book 20, Hadith 2678 (In-Book)