Musannaf Ibn Abi Shayba 13:2215

Abu Bakr narrated to us, he said: Yunus narrated to us, from Muhammad, from Hammad ibn Salamah, from Abu Ja’far al-Khatmi, from Muhammad ibn Ka’b, from Abu Qatadah, who said: I heard the Prophet, may Allah bless him and grant him peace, saying: "Whoever relieves a debtor or [relieves] his hunger, he will be in the shade of the Throne on the Day of Resurrection."