Sunan an-Nasa'i 4093
سنن النسائي#4093SahihIt was narrated that Abu Ja'far said:"The Messenger of Allah [SAW] said: 'Whoever is killed defending his wealth and is killed unjustly, he is a martyr
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih
In-book reference: 37:128