(25) باب مَا يُوجِبُ الْعُشْرَ وَمَا يُوجِبُ نِصْفَ الْعُشْرِ
It was narrated that Mu'adh said:
"The Messenger of Allah sent me to Yemen and he commanded me to take one-tenth of whatever is irrigated by the sky, and half of one-tenth of whatever is irrigated by means of buckets."
Reference: Sunan an-Nasa'i 2490
In-book reference: Book 23, Hadith 0
English translation: Vol. 3, Book 23, Hadith 2492