The Book on Salutations and Greetings (Kitab As-Salam) 
Muslim :: Book 26 : Hadith 5479
Ibn 'Umar reported Allah's Messenger (may peace be upon him) as saying: Fever is from the vehement Paging of the Hell-fire, so cool it with water.
The Book on Salutations and Greetings (Kitab As-Salam)
Muslim :: Book 26 : Hadith 5479
Ibn 'Umar reported Allah's Messenger (may peace be upon him) as saying: Fever is from the vehement Paging of the Hell-fire, so cool it with water.