Jami` at-Tirmidhi 2215
جامع الترمذي#2215SahihAbu Hurairah narrated that the Prophet(s.a.w) said:"The Hour shall not be established until you fight a people whose sandals are made out of hair, and the Hour shall not be established until you fight a people whose faces will look like shields coated with leather
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Bashar Awad MaaroufHasan Sahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 33:58