The Histories · 7.223

Xerxes meanwhile, having made libations at sunrise, stayed for some time, until about the hour when the market fills, and then made an advance upon them; for thus it had been enjoined by Epialtes, seeing that the descent of the mountain is shorter and the space to be passed over much less than the going round and the ascent. The Barbarians accordingly with Xerxes were advancing to the attack; and the Hellenes with Leonidas, feeling that they were going forth to death, now advanced out much further than at first into the broader part of the defile; for when the fence of the wall was being guarded, they on the former days fought retiring before the enemy into the narrow part of the pass; but now they engaged with them outside the narrows, and very many of the Barbarians fell: for behind them the leaders of the divisions with scourges in their hands were striking each man, ever urging them…

Herodotus of Halicarnassus · trans. G. C. Macaulay, 1890
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