"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."
Jami` at-Tirmidhi Book 33, Hadith 58
← Previous Hadith "The Hour and I were dispatched like these two" - and Abu Dawud(a narrator) indicated with his index and middle fingers- so, how much more(in length) is one then the other.

Jami` at-Tirmidhi Book 33, Hadith 57 Next Hadith → "When Kisra is ruined, there will be no Kisra after him, and when Caesar is ruined, there will be no Caesar after him. By the One in Whose Hand is my soul! You shall spend their treasures in Allah's cause."

Jami` at-Tirmidhi Book 33, Hadith 59