‏فضائل الصحابة‏ : Hadeeth No:5975 'A'isha reported that Allaah's Prophet (sallAllaahu alayhi wa sallam) did not marry any other woman till her (Khadija's) death....

‏النكاح : Hadeeth No:3255 Sabra al-Juhanni reported on the authority of his father that while he was with Allaah's Messenger (sallAllaahu alayhi wa sallam) he said: 0 people, I had permitted you to contract temporary marriage with women, but Allaah has forbidden it (now) until the Day of Resurrection. So he who has any (woma...