Sahih al-Bukhari 5733

Abū ʿĀṣim narrated to us, from Mālik, from Sumayy, from Abū Ṣāliḥ, from Abū Hurayrah, from the Prophet ﷺ, who said, “The one who dies of an abdominal illness is a martyr, and the one who dies in a plague is a martyr.”