‏النكاح : Hadeeth No:3286 Ibn Umar (Allaah be pleased with them) reported Allaah's Prophet (sallAllaahu alayhi wa sallam) as having said this: None amongst you should outbid another in a transaction, nor should he make proposals of marriage upon the proposal made by someone else....

‏الفتن وأشراط الساعة‏ : Hadeeth No:6974 This hadith has been transmitted on the authority of Zuhri....