Bukhari :: Book 7 :: Volume 71 :: Hadith 626
Narrated 'Abdullah bin 'Amir
'Umar went to Sham and when h ached Sargh, he got the news that an epidemic (of plague) had broken out in Sham. 'Abdur-Rahman bin 'Auf told him that Allah's Apostle said, "If you hear that it (plague) has broken out in a land, do not go to it; but if it breaks out in a land where you are present, do not go out escaping from it."
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