Anas (May Allah be pleased with him) reported:
Messenger of Allah (ﷺ) used to breathe three times in the course of a drink (he used to drink in three gulps).[Al-Bukhari and Muslim]. (JA)
App reference (JA): Book 3, Hadith 30 (JA)
Arabic/English book reference (JA): Book 3, Hadith 757 (JA)