Sayyidah Hawwa (may Allah be pleased with her) said: I said: "O Messenger of Allah, the needy person stands at my door until I feel ashamed, and I find nothing to give him." He (peace and blessings be upon him) said: "Place something in his hand, even if it is only a burnt hoof."
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 20930