‏القدر : Hadeeth No:6419 Tawus reported: I found some Companions of Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: Everything is by measure. And he further said: I heard Abdullah b. 'Umar as saying: There is a neasure for everything-even for incapacity and-capability....

‏الحج : Hadeeth No:2815 'Abdullah b. Shaqiq reported that 'Uthman (Allaah be pleased with him) used to forbid Tamattu', whereas 'Ali (Allaah be pleased with him) ordered to do it. 'Uthman said a word to 'Ali, but 'Ali said: You know that we used to perform Tamattu' with the Messenger of Allaah (sallAllaahu alayhi wa sallam...