(25) باب عَلاَمَاتِ النُّبُوَّةِ فِي الإِسْلاَمِ
Narrated `Umar bin Taghlib:
I heard Allah's Messenger (ﷺ) saying, "Near the Hour you will fight with people who will wear hairy shoes; and you will also fight people with flat faces like shields."
Reference: Sahih al-Bukhari 3592
In-book reference: Book 61, Hadith 99
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 4, Book 56, Hadith 790