Musannaf Ibn Abi Shayba 27:860

Yazid ibn Harun narrated to us, from Mis'ar, from Sa'id ibn Abi Sa'id al-Maqburi, from Abu Hurayrah, who said: The Messenger of Allah (peace and blessings of Allah be upon him) said: "I have indeed intended not to accept a gift except from a Qurayshi, or an Ansari, or a Thaqafi, or a Daws."