Book 23
4.14
But fire-darts (a kind of missile) are made in this form: the shaft is of reed, and between this and the point is a covering of bands of iron; it looks like a woman’s distaff for making linen threads. It is skilfully hollowed out on the lower side with many openings, and in the cavity fire and some inflammable matter are placed.
4.15
And if it is shot slowly from a somewhat loose bow (for it is extinguished by too swift a flight) and has stuck anywhere, it burns persistently, and water poured upon it rouses the fire to still greater heat; and there is no way of extinguishing it except by sprinkling it with dust. So much for mural engines, of which I have described only a few. Now let us return to the course of our narrative.
5.1
After having received the auxiliaries of the Saracens, which they offered him with great willingness, the emperor marched at quick step to Cercusium, a very safe and skilfully built fortress, whose walls are washed by the Abora and Euphrates rivers, which form a kind of island, and entered it at the beginning of the month of April.
5.2
This place, which was formerly small and exposed to danger, Diocletian, alarmed by a recent experience,Detailed in § 3. encircled with walls and lofty towers, at the time when he was arranging the inner lines of defence on the very frontiers of the barbarians, in order to prevent the Persians from overrunning Syria, as had happened a few years before with great damage to the provinces.
