: "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
← Previous Hadith "My eyes saw the Messenger of Allah, and my ears heard him speaking when he was speaking and he said: 'Whoever believes in Allah and the Last Day, then let him honor his guest with his reward.' They said: 'What is the reward?' He said: ' A day and a night.' He said: 'And hospitality is for three days, whatever is beyond that is charity. And whoever believes in Allah and the Last Day, then let him say what is good or keep silent."

Jami` at-Tirmidhi Book 27, Hadith 73 Next Hadith → "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