‏البيوع : Hadeeth No:3678 Sa'id b. al-Musayyib said that Allaah's Messenger (sallAllaahu alayhi wa sallam) forbade the transaction of Af Muzabana and Muhaqala. Muzabana means that fresh dates on the trees should be sold against dry dates. Muhaqala implies that the wheat in the ear should be sold against the wheat and getting...

‏البيوع : Hadeeth No:3917 Jabir b. 'Abdullah (Allaah be pleased with them) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: There is pre-emption in everything which is shared, be it land, or a dwelling or a garden. It is not proper to sell it until he informs his partner; he may go in for that, or he may...