Musnad Abu Ya'la al-Mawsili 244:7

Abu Bakr narrated to us, Yahya ibn Adam narrated to us, from Warqa’, from ‘Amr ibn Dinar, from Ziyad, the freed slave of ‘Amr ibn al-‘As, from ‘Amr ibn al-‘As, who said: I heard the Messenger of Allah (may Allah bless him and grant him peace) saying: "The rebellious group will kill ‘Ammar."