The Messenger of Allah ﷺ said, "The water of Zamzam is for whatever purpose it is drunk."
حدثنا عبد الله بن الوليد حدثنا عبد الله بن المؤمل عن أبي الزبير
قال رسول الله ﷺ ماء زمزم لما شرب منه
No references are available.
Its isnad is daif because of Abdullah bin Muammal, and the hadith appeared previously at 14785, where it rises to the level of hasan. See it there.