Musannaf Ibn Abi Shayba 19:859

Abu Bakr narrated to us, he said: Yahya ibn Adam narrated to us, from Sharik, from Muhammad ibn ‘Ajlan, from his father, from Abu Hurayrah, who said: The Messenger of Allah (may Allah bless him and grant him peace) said: "Whoever raises a weapon against us, he is not of us."