‏الصلاة : Hadeeth No:1899 Jabir b. 'Abdullah said that a person entered the Mosque while the Messenger of Allaah (sallAllaahu alayhi wa sallam) was delivering the sermon on Friday. Upon this he (the Prophet) said: Have you observed prayer? He said: No. He (the Prophet) said: Stand and offer the two rak'ahs. According to Quta...

‏الصيام : Hadeeth No:2515 Abd al-Rahman reported that he heard Mu'awiya b. Abu Sufyan delivering a sermon in Medina. i. e. when he came there (for Hajj). He delivered a sermon on the day of 'Ashura and said: People of Medina, where are your scholars? I heard the Messenger of Allaah (sallAllaahu alayhi wa sallam) say on this ...