(8) باب فَضْلِ صَدَقَةِ الْمَاءِ
It was narrated that Sad bin Ubadah said:
"I said: 'O Messenger of Allah, what charity is best?' He said: 'Giving water to drink.'" (ES)
Reference (ES): Sunan Ibn Majah 3684 (ES)
In-book reference (ES): Book 33, Hadith 28 (ES)
English translation (ES): Vol. 5, Book 33, Hadith 3684 (ES)