Virtues of Zam-zam water

1.      Zam-zam water is from jannah (paradise).

2.      Zam-zam is the best water on earth.

3.      Zam-zam is a cure for every sickness.

Sayyiduna Ibn Abbās رضي الله تعالى عنهreports that Nabi صلى الله عليه وسلمmentioned: The best water on the surface of this world is zam-zam. In it is food for the hungry and cure for the sick. (Tabarāni)

Sayyiduna Jabir رضي الله تعالى عنهreports that Nabi صلى الله عليه وسلمsaid: Zam-zam is for what it is drank. (i.e. whatever intention/dua is made when drinking Zam-zam it will be fulfilled). (Ibn Majah)