‏البيوع : Hadeeth No:3625 Abdullah (Allaah be pleased with him) reported Allaah's Prophet (sallAllaahu alayhi wa sallam) as saying: Do not meet the traders (in the way)....

‏الذكر والدعاء والتوبة والاستغفار‏ : Hadeeth No:6586 Abu Dharr reported that Allaah's Messenger (sallAllaahu alayhi wa sallam) was asked as to which words were the best. He said: Those for which Allaah made a choice for His Angels and His servants (and the words are):" Hallowed be Allaah and praise is due to Him."...