Passage 4.7.7
καὶ τότε μὲν ἀποχωροῦσιν οἴκαδε, ἐνιαυτῷ δὲ ὕστερον κακιζόντων σφᾶς τῶν γεγηρακότων καὶ δειλίαν τε ὁμοῦ προφερόντων καὶ τοῦ ὅρκου τὴν ὑπεροψίαν, οὕτω δευτέραν ἐκ τοῦ προφανοῦς ἐπὶ Μεσσηνίους στρατείαν ἐποιοῦντο. ἡγοῦντο δὲ οἱ βασιλεῖς ἀμφότεροι, Θεόπομπός τε ὁ Νικάνδρου καὶ Πολύδωρος ὁ Ἀλκαμένους· Ἀλκαμένης δὲ οὐκέτι περιῆν. ἀντεστρατοπεδεύοντο δὲ καὶ οἱ Μεσσήνιοι καὶ πειρωμένων μάχης τῶν Σπαρτιατῶν ἄρχειν ἀντεπεξῄεσαν.
Then they returned home, but after one year, when the older men blamed them, reproaching them both for cowardice and for disregarding their oath, the Spartans openly undertook a second campaign against the Messenians. Both kings led them, Theopompus son of Nicander and Polydorus son of Alcamenes, Alcamenes himself being no longer alive. The Messenians also encamped opposite them, and whenever the Spartans attempted to engage in battle, they advanced against them in turn.