The Histories · 7.84

The nations who serve as cavalry are these; not all however supplied cavalry, but only as many as here follow:--the Persians equipped in the same manner as their foot-soldiers, except that upon their heads some of them had beaten-work of metal, either bronze or iron.

Herodotus of Halicarnassus · trans. G. C. Macaulay, 1890
Source edition
Passage preview. Read in context for the complete text, notes and references.