Anabasis

and report was that the sources of the river were not far distant.From there they marched over a plain and through deep snow three stages, thirteen parasangs. The third stage proved a hard one, with the north wind, which blew full in their faces, absolutely blasting everything and freezing the men.

Then it was that one of the soothsayers bade them offer sacrifice to the wind, and sacrifice was offered; and it seemed quite clear to everybody that the violence of the wind abated. But the depth of the snow was a fathom, so that many of the baggage animals and slaves perished, and about thirty of the soldiers.