‏البيوع : Hadeeth No:3706 Ibn Umar reported on the authority of his father as Allaah's Prophet (sallAllaahu alayhi wa sallam) saying so....

‏الإيمان : Hadeeth No:102 Sufyan narrated on the authority of Ziyad b. 'Ilaqa that he heard Jarir b. 'Abdullah saying: I pledged allegiance to the Prophet of Allaah may peace and blessings be upon him) on sincerity and well-wishing for every Muslim....