‏البر والصلة والآداب‏ : Hadeeth No:6302 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: You will find the worst amongst the people one having double face. He comes to some people with one face and to the others with the other face....

‏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....