What was the first advertising slogan ever made and by whom?

I need to find out what the first advertising campaign was that featured a slogan

What was the first advertising slogan ever made and by whom?
It isn't quite a slogan but the Norse named Iceland in a way to keep people from going there (it had goog land for them) and named Greenland in a way to induce (trick?) people into settling there.
Reply:ANIMALS. They're what's for dinner. By some prehistoric fella.