‏الطهارة : Hadeeth No:434 A hadith like this is narrated from the Prophet (sallAllaahu alayhi wa sallam) with the same chain of transmitters by Muhammad b. Muthanna, Ibn Bashshar, Muhammad b. Ja'far, Shu'ba....

‏الصيام : Hadeeth No:2397 Sahl b. Sa'd said that when this verse was revealed:" Eat and drink till the white streak is distinct from the dark streak," a person would take hold of a white thread and a black thread and keep on eating till he could find them distinct (in the light of the dawn). It was then that Allaah, the Maje...