However, when the Pharsalians annoyed him and harassed his army, he ordered five hundred horsemen which he led in person to attack them, routed them, and set up a trophy at the foot of mount Narthacium.
Edition :
Plutarch Lives V: Agesilaus and Pompey, Pelopidas and Marcellus, Ed. Jeffrey Henderson, trans. Bernadotte Perrin (The Loeb Classical Library 87), Harvard University Press: Cambridge/MA - London 1961 (first ed. 1917).