[1] Likewise in other lexica, including Hesychius, who names its source: Euripides fr. 802 (from his Philoctetes). Plato also uses the verb ai(re/w in the sense of "grasp with the mind, understand": see LSJ s.v. A.III.
2Gregory of Nazianzus, PG 35.409a. On the phrase lo/gos ai(rei=, see LSJ ai(re/w A.II.5.