The Book on Salutations and Greetings (Kitab As-Salam) 
Muslim :: Book 26 : Hadith 5477
Ibn Umar reported Allah's Apostle (may peace be upon him) as saying: Fever is due to vehemence of the beat of Hell, so cool it with water.
The Book on Salutations and Greetings (Kitab As-Salam)
Muslim :: Book 26 : Hadith 5477
Ibn Umar reported Allah's Apostle (may peace be upon him) as saying: Fever is due to vehemence of the beat of Hell, so cool it with water.