The Prophet Muhammad (pbuh) told a companion: "Help the weak or do some good for a person who cannot work for himself (or herself)." His companion replied: "(But what) if I cannot do that?" The Prophet said: "(Then at least) refrain from harming others, for this will be regarded as a charitable deed (on your part)." Sahih Al-Bukhari
The Prophet Muhammad (peace be upon him) said: "O people! Greet others in peace, feed (the poor and needy), behave kindly to your relatives, offer prayer when others are asleep, and (thus) enter Paradise in peace." Al-Tirmidhi
The Prophet Muhammad (peace be upon him) said: "There is an abode in paradise. . .prepared for those who are polite in their speech, provide food (to the needy), fast frequently, and (pray) when other people are asleep." Al-Tirmidhi
