Hadith 8:688
Abu Bakr narrated to us, he said: Muhammad ibn Abi ‘Adi narrated to us, from Humayd, from Bakr, who said: It is beloved to me for a man to drink from Zamzam and to give [others] to drink from it, if he is able.
حدثنا أبو بكر قال حدثنا محمد بن أبي عدي عن حميد عن بكر قال أحب للرجل أن يشرب وأن يسقي من زمزم أن استطاع