Tirmidhi 9

[Hasan] Abu Dawud narrated it in Kitab al-Tahara, Bab al-Rukhsa fi Dhalik, no. 13, and Ibn Majah, no. 325, both from Muhammad bin Bashshar, and Ibn Ishaq stated explicitly that he heard it directly, from Ahmad, 3/360. Ibn Khuzayma graded the hadith sahih, 1/34, as did Ibn Hibban (Mawarid), 134, Ibn Jarud, no. 31, Hakim, 1/154, Dhahabi, and others.On this subject there are also narrations from Abu Qatada [coming after this, no. 10], Ayesha [Ibn Majah, no. 324], and Ammar bin Yasir [Ibn Adi in al-Kamil, 2/560, and Tabarani in al-Kabir].