‏الأقضية : Hadeeth No:4244 Ibn Abbas reported Allaah's Prophet (sallAllaahu alayhi wa sallam) as saying: If the people were given according to their claims, they would claim the lives of persons and their properties, but the oath must be taken by the defendant....

‏البيوع : Hadeeth No:3716 Jabir b. Abdullah (Allaah be pleased with them) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: He who has land should cultivate it himself, but if he does not cultivate it himself, then he should let his brother cultivate it....