Musnad Abu Ya'la al-Mawsili 152:344

Abu Bakr ibn Abi Shaybah narrated to us, Umar ibn Ubayd narrated to us, from al-A’mash, from Abu Wa’il, from Abdullah, who said: The Messenger of Allah (peace and blessings of Allah be upon him) said: "Do not reject a gift, and respond to the one who invites, and do not strike the Muslims."