‏السلام : Hadeeth No:5495 Usama reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: Plague is a calamity which was inflicted on those who were before you, or upon Bani Isra'il. So when it has broken out in a land, don't run out of it, and when it has spread in a land, then don't enter it....

‏البيوع : Hadeeth No:3874 Abu Nadra reported: I asked Ibn Abbas (Allaah be pleased with them) about the conversion (of gold and silver for silver and gold). We said: Is it hand to hand exchange? I said: Yes. whereupon he said: There is no harm in it. I informed Abu Sa'id about it, telling him that I had asked Ibn 'Abbas abou...