Musnad Ahmad 10:20

Qutaybah ibn Sa'id narrated to us, 'Abd al-'Aziz ibn Muhammad al-Darawardi narrated to us, from 'Abd al-Rahman ibn Humayd, from his father, from 'Abd al-Rahman ibn 'Awf, that the Prophet, peace and blessings of Allah be upon him, said: "Abu Bakr is in Paradise, and 'Umar is in Paradise, and 'Ali is in Paradise, and 'Uthman is in Paradise, and Talhah is in Paradise, and al-Zubayr is in Paradise, and 'Abd al-Rahman ibn 'Awf is in Paradise, and Sa'd ibn Abi Waqqas is in Paradise, and Sa'id ibn Zayd ibn 'Amr ibn Nufayl is in Paradise, and Abu 'Ubaydah ibn al-Jarrah is in Paradise."