Sayyiduna al-Hakam bin Umayr (may Allah be pleased with him) said: The Messenger of Allah (peace and blessings be upon him) said: "The deed most beloved to Allah, the Mighty and Majestic, is that a person feeds a hungry poor man, or pays off his debt, or removes some hardship from him."
Hadith Referenceالمعجم الكبير للطبراني / باب الحاء / 3174