Sunan An-Nasa'i

It was narrated from 'Abdur-Rahman bin Bujaid that his grandmother Umm Bujaid -who was one of those who gave the oath of allegiance to the Messenger of Allah - said to the Messenger of Allah:"" The poor man stands at my door, and I cannot find anything to give him. "" The Messenger of Allah said to her: ""If you cannot find anything to give to him except a sheep's burned foot, then give it to him