At this same time the cavalry action was going on, all the Achaean horsemen, and especially Philopoemen, rendering most distinguished service, as the whole struggle was for their liberty.
Philopoemen's horse fell mortally wounded, and he, fighting on foot, received a serious wound through both thighs.
Meanwhile the two kings at Olympus opened the battle with their light-armed troops and mercenaries, of which each had about five thousand.
These, now attacking each other in detachments and now along the whole line, exhibited the greatest gallantry on both sides, all the more so as they were fighting under the eyes of the kings and the armies.
Man therefore vied with man and regiment with regiment in a display of courage.
Cleomenes, seeing his brother's troops in flight and the cavalry on the level ground on the point of giving way, was afraid of being charged from all sides and was compelled to pull down part of his defences and to lead out his whole force in line from one side of the camp.
Each side now recalled by bugle their light-armed troops from the space between them, and shouting their war-cry and lowering their lances, the two phalanxes met.
A stubborn struggle followed. At one time the Macedonians gradually fell back facing the enemy, giving way for a long distance before the courage of the Lacedaemonians, at another the latter were pushed from their ground by the weight of the Macedonian phalanx,
until, on Antigonus ordering the Macedonians to close up in the peculiar formation of the double phalanx with its serried line of pikes, they delivered a charge which finally forced the Lacedaemonians from their stronghold.
The whole Spartan army now fled in rout, followed and cut down by the enemy; but Cleomenes with a few horsemen reached <a class="linkToPlace" target="_blank" href="/place?placename=Sparta&groupId=660&placeId=1208">Sparta</a> in safety.
At nightfall he went down to Gythion, where all had been prepared some time previously for the voyage in view of contingencies, and set sail with his friends for <a class="linkToPlace" target="_blank" href="/place?placename=Alexandria&groupId=1063&placeId=1868">Alexandria</a>.
Walbank Commentary