Musnad Ahmad 658:63

Abu Mu'awiyah narrated to us, Qinan ibn Abdullah al-Nahmi narrated to us, from Abd al-Rahman ibn Awsajah, from al-Bara' ibn Azib, who said: The Messenger of Allah (peace and blessings of Allah be upon him) said: "Spread the greeting of peace, and you will be safe. And arrogance is evil."