I served (water from) Zamzam to Messenger of Allah ﷺ, and he drank while standing, and he asked for it while he was near the House (i. e. House of Allah-Ka'ba).
سَقَيْتُ رَسُولَ اللَّهِ ﷺ مِنْ زَمْزَمَ فَشَرِبَ قَائِمًا وَاسْتَسْقَى وَهُوَ عِنْدَ الْبَيْتِ