The Book on Zakat
كتاب الزكاة عن رسول الله صلى الله عليه وسلم
Chapter 18: What Has Been Related About The One Who Works In Collecting Sadaqah In Truth
"I herd the Messenger of Allah saying: 'The one who works in collecting charity in truth is like the one who fights in the cause of Allah until he returns.'"
Chapter 21: What Has Been Related About: Charity Is Taken from The Rich To Be Distributed To The Poor
"The charity collector of the Prophet came to us. So he took the charity from our rich to our poor. I was a orphan boy, so he came to me and gave me a young she-camel from it."
Chapter 24: (What Has Been Related About) The Indebted And Others For Whom Charity Is Lawful
"During the time of the Messenger of Allah, a man suffered a loss on fruits that he had sold, resulting in more debt. The Messenger of Allah said: 'Give him charity.' So the people gave him charity but it did not cover his debt. So the Messenger of Allah said to his debtors: 'Take what you have and there is nothing for you but that.'"
Chapter 25: What Has Been Related About It Being Disliked For The Prophet, His Household, and His Mawali To Accept Charity
the Messenger of Allah sent a man from Banu Makhzun to collect charity, so he said to Abu Rafi: "Accompany me so that perhaps you may have some of it." So he said: "Not until I ask the Messenger of Allah." So he went to the Prophet to ask him, and he said: "Charity is not lawful for us, and to be the Mawda of a people to be the same as them."
Chapter 28: What Has Been Related About The Virtue Of Charity
the Messenger of Allah said: "Indeed charity extinguishes the Lord's anger and it protects against the evil death."
Chapter 32: What Has Been Related About It Being Disliked To Take Back Charity
Umar gave a horse to be used in the cause of Allah. Then he saw it being sold, so he wanted to buy it, but the Prophet said: "Do not take back what you have given in charity."