“Having Discovered a Land Which Had Been Peopled with a People Who Were As Numerous As the Hosts of Israel”

Of course, Limhi's expedition thought they were looking at the ruins of the people of Zarahemla when they were actually looking at the ruins of the Jaredites who had covered the entire land northward. They had multiplied into millions before they engaged in a suicidal war that wiped them out as a people.