Years ago, the Third Fleet of Kul'Tiras sunk along the coasts of The Wetlands, an expanse of marsh north of the Dwarven kingdom of Ironforge.  Aboard one ship was a load of Lightforge Iron.$B$BThis metal is precious to us, for items crafted from it strike with holy truth.  If you are to face Morbent Fel, then you will need such a weapon.$B$BGo to Menethil Harbor and speak with my dwarven colleague Glorin Steelbrow.  If that lost metal can be found, he'll know where to look.