 The 7th-century "Miracles of Saint Demetrius", which chronicle the Slavic invasions and settlement in the Balkans, list the first branch of the Drougoubitai along with four other Sclaveni tribes living in the vicinity of Thessalonica.According to the "Miracles", they were led by kings, and were tributary allies to the Byzantines.The "Miracles" also record their participation in two unsuccessful attacks by Sclaveni coalitions on Thessalonica, in 617/618 and 677.