مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2178
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated that Ibn 'Abbas (رضي الله عنه) said: The Prophet (ﷺ) passed by me near Zamzam, and he called for water and asked for something to drink, so I brought him a bucket of Zamzam water and he drank whilst standing.
Musnad Ahmad 2183Its isnad is saheeh, al-Bukhari (1637) and Muslim (2027)]