Chapter: There are seven martyrs other than killed in Jihad

Allah's Messenger (ﷺ) said, "Five are regarded as martyrs: They are those who die because of plague, Abdominal disease, drowning or a falling building etc., and the martyrs in Allah's Cause."

The Prophet (ﷺ) said, "Plague is the cause of martyrdom of every Muslim (who dies because of it).