Jami' at-Tirmidhi — Hadith #29821

Sa`id bin Yahya bin Sa`id al-Umayyad narrated to us, he said: Waki` narrated to us, on the authority of Salim Abi al-Ala al-Muradi, on the authority of Amr bin Haram, on the authority of Raba`i Ibn Harash, on the authority of Hudhayfah, may God be pleased with him, who said: We were sitting with the Prophet, may God bless him and grant him peace, and he said, “I do not know how long I will remain among you, so follow suit.” By those after me.” He pointed to Abu Bakr and Omar.