Bukhari :: Book 7 :: Volume 63 :: Hadith 221

Narrated Sahl bin Sad As-Sa'idi:

(a companion of Allah's Apostle) Allah's Apostle, holding out his middle and index fingers, said, "My advent and the Hour's are like this (or like these)," namely, the period between his era and the Hour is like the distance between those two fingers, i.e., very short.

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