Musnad Ahmad 830:114

Muhammad ibn Ja'far narrated to us, Shu'bah narrated to us, from Abu Bishr, from 'Abd al-Rahman ibn Abi Bakrah, from his father, from the Prophet, peace and blessings of Allah be upon him, that he said: "Aslam, Ghifar, Muzaynah, and Juhaynah are better than Banu Tamim and Banu 'Amir."