‏السلام : Hadeeth No:5484 Rafi' b. Khadij reported: I heard Allaah's messenger (sallAllaahu alayhi wa sallam) as saying: The fever is due to the intense heat of the Hell, so cool it with water....

‏الصلاة : Hadeeth No:1533 A hadith like this has been reported by Ishaq with the same chain of transmitters....