Musannaf Ibn Abi Shayba 19:497

Abu Bakr narrated to us, he said: Abu Mu'awiyah narrated to us, from al-A'mash, from Ibrahim, from Hammam, from 'Amr ibn Sharhabil, he said: Ma'qil al-Muzani came to 'Abdullah and said: "A slave stole my cloak, so cut [his hand]." 'Abdullah said: "No, you are a part of him, and he is a part of you."