Narrated Abu Huraira:
Allah's Messenger (ﷺ) said, "If a man says to his brother, O Kafir (disbeliever)!' Then surely one of them is such (i.e., a Kafir). "
Reference | : Sahih al-Bukhari 6103 |
In-book reference | : Book 78, Hadith 130 |
USC-MSA web (English) reference | : Vol. 8, Book 73, Hadith 125 |
(deprecated numbering scheme) |