Musnad Ahmad 27:255

Yahya narrated to us, from Sufyan, Ibn Dinar narrated to me, I heard Ibn Umar say: The Messenger of Allah (peace and blessings of Allah be upon him) said: "Aslam, may Allah keep it safe, and Ghifar, may Allah forgive it, and Usayyah, it disobeyed Allah and His Messenger."