‏البيوع : Hadeeth No:3730 Jabir b. Abdullah (Allaah be pleased with them) reported: I heard Allaah's Messenger (sallAllaahu alayhi wa sallam) forbidding Muzabana, and Huqul. Jabir b. Abdullah (Allaah be pleased with them) said: Muzabana means the selling of fruits for dry dates and Huqul is the renting of land....

‏الإمارة : Hadeeth No:4542 It has been narrated on the authority of Abu Huraira that the Prophet of Allaah (sallAllaahu alayhi wa sallam) said: A commander (of the Muslims) is a shield for them. They fight behind him and they are protected by (him from tyrants and aggressors). If he enjoins fear of God, the Exalted and Glorio...