‏الزكاة : Hadeeth No:2143 Jabir b. Abdullah reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: A tenth is payable on what is watered by rivers, or rains, and a twentieth on what is watered by camels....

‏البيوع : Hadeeth No:3752 Abdullah b. al-Sa'ib reported: We visited 'Abdullah b. Ma'qil and asked him about sharing of crops, whereupon he said: Thabit alleged that Allaah's Messenger (sallAllaahu alayhi wa sallam) forbade Muzara'a and commanded leasing it out on rent (for money) and said: There is no harm in it....