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 (IT)
English reference (IT): Book 31, Hadith 201 (IT)
Arabic reference (IT): Book 32, Hadith 210 (IT)