 "So it happened that he self-founded the first Slavic empire.He married the then twelve Slavic women had with them twenty-two sons and fifteen daughters and happily ruled for 35 years.All other fights, which under his leadership Slavs fought with the Avars, were victorious," the Frankish chronicler Reich (called Fredegar) wrote about Samo in the oldest extant written report by the Slavs in the Czech lands.