ßÊÇÈ ÇáÈíæÚ : Hadeeth No:2028 : Jarir: I have given a pledge of allegiance to Allah's Apostle for to testify that None has the right to be worshipped but Allah, and Muhammad is His Apostle, to offer prayers perfectly, to pay Zakat, to listen to and obey (Allah's and His Prophet's orders), and to give good advice ...

ßÊÇÈ ÇáÈíæÚ : Hadeeth No:1986 : Abdullah bin Umar: Allah's Apostle said, "Both the buyer and the seller have the option of cancelling or confirming a bargain unless they separate, or the sale is optional." (See Hadith No.320)....