Sayyidina Anas ibn Malik radiyallahu anhu relates that Rasoolullah sallallahu alaihe wasallam drank water in three breaths (i.e. in three gulps/sips) and used to say, It is more pleasing and satisfying in this manner (PT)
English reference (PT): Book 31, Hadith 201 (PT)
Arabic reference (PT): Book 32, Hadith 210 (PT)