Shama-il Tirmidhi
Shama-il Tirmidhi Chapter 031, Hadith Number 008 (204).
Hadith Section/Book: Shama-il Tirmidhi Chapter 31. Hadith Describing The Manner Rasoolullah Drank
Sayyidina Thumaamah ibn Abdullah radiyallahu anhu says, Sayyidina Anas ibn Malik drank water in three breaths, and claimed that Rasoolullah sallallahu alaihe wasallam also drank water in the same manner.