ßÊÇÈ ÇáÃÐÇä : Hadeeth No:619 : 'Abdullah bin Umar: Allah's Apostle said, "The prayer in congregation is twenty seven times superior to the prayer offered by person alone." ...

ßÊÇÈ ÇáÚáã : Hadeeth No:95 : Anas: Whenever the Prophet spoke a sentence (said a thing), he used to repeat it thrice so that the people could understand it properly from him and whenever he asked permission to enter, (he knocked the door) thrice with greeting. ...