'Abdul-'Aziz bin Abu Hazim said:
My father told me: I asked SahlbinSa'd: "Did you ever see dough made from well-sifted flour?"He said:"I never saw dough made from well-sifted flour until theMessenger ofAllah (ﷺ) passed away." I said: "Did they havesieves at the time ofthe Messenger of Allah (ﷺ)?" He said: "Inever saw a sieve until theMessenger of Allah (ﷺ) passed away."I said: "How did you eat barleythat was not sifted?" He said:"We used to blow on it, and whateverflew away, flew away, andwhatever was left we made dough with it."
English reference: Vol. 4, Book 29, Hadith 3335
Arabic reference: Book 29, Hadith 3460