Musnad Abu Ya'la al-Mawsili 3:11

Zuhayr narrated to us, Abda bin Sulayman narrated to us, from Sa'id, from Qatadah, from Jurayy bin Kulayb al-Nahdi, from Ali, who said: The Messenger of Allah (may Allah bless him and grant him peace) forbade sacrificing an animal with a broken horn or a slit ear.