‏البيوع : Hadeeth No:3802 Abu Huraira (Allaah be pleased with him) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: The excess of water should not be sold in order to enable the sate of herbage....

‏البيوع : Hadeeth No:3769 Anas reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying Never does a Muslim plant trees or cultivate land and birds or a man or a beast eat out of them but that is a charity on his behalf....