Tirmidhi 425

[Its isnad is sahih]. Ibn Khuzayma also narrated it, no. 1197, from Ahmad bin Mani, and Ahmad, 6/2, from Ismail bin Ulaya, through him. Bukhari narrated it, no. 1180, from the hadith of Ayub Sakhtiyani, through him. See also no. 433. It has another route in Muslim, no. 729/104.On this subject there is also a report from Ali [mentioned earlier at 424] and Ayesha [mentioned earlier at 414].