Abdullah bin Wahb عبد الله بن وهب بن مسلم القرشي · The Book of Wills

"A man came to the Prophet and said: 'O Messenger of Allah, what kind of charity brings the greatest reward?' He said: 'To give in charity when you are healthy and feeling miserly, and fearing poverty and hoping for a long life. Do not wait until the (death rattle) reaches the throat and then say: "This is for so and so," and it nearly became the property of so and so (the heirs).'"

"Abdullah bin 'Amr bin Haram died, leaving behind debts. I asked the Messenger of Allah to intercede with his creditors so that they would waive part of the debt. He asked them to do that but they refused. The Prophet said to me: 'Go and sort your dates into their different kinds: The 'Ajwah on one side, the cluster of Ibn Zaid on another side, and so on. Then send for me.' I did that, then the Messenger of Allah…

Sa'd bin 'Ubadah came to the Prophet and said: "My mother has died and she had a vow to fulfill but she did not do so." He said: "Fulfill it on her behalf."