The Slavs under name of the Antes and the Sclaveni make their first appearance in Byzantine records in the early 6th century. Byzantine historiographers under Justinian I (527–565), such as Procopius of Caesarea, Jordanes and Theophylact Simocatta describe tribes of these names emerging from the area of <answer>the Carpathian Mountains, the lower Danube and the Black Sea</answer>, invading the Danubian provinces of the Eastern Empire.
According to Byzantine historiographers, tribes of Slavs emerged from what areas?
the Carpathian Mountains, the lower Danube and the Black Sea