Ibn 'Abbas (May Allah be pleased with them) reported:
I served Messenger of Allah (ﷺ) Zamzam water to drink and he drank it while he was standing.[Al-Bukhari and Muslim]. (JA)
App reference (JA): Book 3, Hadith 40 (JA)
Arabic/English book reference (JA): Book 3, Hadith 767 (JA)