"The one who looks after a widow and a poor person is like the Mujahid in the cause of Allah, or like the one who fasts all the day and stands (in prayer) all the night."
Jami` at-Tirmidhi Book 27, Hadith 75
← Previous Hadith : "Hospitality is for three days, and his reward is a day and a night, and whatever is spent on him after that is charity. And it is not lawful for him (the guest) to stay so long as to cause him harm."

Jami` at-Tirmidhi Book 27, Hadith 74 Next Hadith → "Every good is charity. Indeed among the good is to meet your brother with a smiling face, and to pour what is left in your bucket into the vessel of your brother."

Jami` at-Tirmidhi Book 27, Hadith 76