Musnad Abu Ya'la al-Mawsili 161:43

Bishr ibn al-Walid narrated to us, Muhammad ibn Abd al-Rahman narrated to us, from al-Ala’, from his father, from Abu Hurayrah, and Suhayl, from his father, from Abu Hurayrah, who said: The Messenger of Allah (peace and blessings of Allah be upon him) said: "None of you opens for himself a door of asking (begging), except that Allah opens for him a door of poverty."