Complex sentence: Dedan being in the South, Teman must be sought in the North Eusebius, Onomasticon knows a district in the Gebalene region called Theman, and also a town with the same name, occupied by a Roman garrison, 15 miles from Petra.
Split into simpler sentences: Dedan being in the South, Teman must be sought in the North. Eusebius' "Onomasticon" knows a district in the Gebalene region called Theman, and also a town with the same name, occupied by a Roman garrison, 15 miles from Petra.