Musannaf Ibn Abi Shayba 37:404

Al-Fadl ibn Dukayn narrated to us, from Sufyan, from Wasil, from Abu Wa’il, from al-Ma’rur ibn Suwayd, from Ibn Fatik, who said: Ka’b said: "The most severe of the Arab tribes against the Dajjal are your people," meaning the Banu Tamim.