ENOfficial
Ibn 'Abbas said (may Allah be well pleased with him and his father): "I gave Allah’s Messenger (Allah bless him and give him peace) Zamzam water, and he drank it standing up.”
Source: sunnah.com
Other translations
Arabic
حَدَّثَنَا عَلِيُّ بْنُ حُجْرٍ، قَالَ: حَدَّثَنَا ابْنُ الْمُبَارِكِ، عَنْ عَاصِمٍ الأَحْوَلِ، عَنِ الشَّعْبِيِّ، عَنِ ابْنِ عَبَّاسٍ، قَالَ: سَقَيْتُ النَّبِيَّ صلى الله عليه وسلم، مِنْ زَمْزَمَ، فَشَرِبَ، وَهُوَ قَائِمٌ.
sunnah.com