Musannaf Ibn Abi Shayba 38:66

Ishaq ibn Mansur narrated to us, he said: Abdullah ibn Amr ibn Murrah narrated to us, from his father, from Abdullah ibn Salamah, who said: He witnessed the Battle of the Camel and the Battle of Siffin with Ali, and he said: "It does not please me to have what is on the earth in exchange for them."