Pausanias Description of Greece 4.4.4

[4]
  A generation later in the reign of Alcamenes the son of Teleclus in Lacedaemon—the king of the other house was Theopompus the son of Nicander, son of Charillus, son of Polydectes, son of Eunomus, son of Prytanis, son of Eurypon in Messenia Antiochus and Androcles, the sons of Phintas were reigning—the mutual hatred of the Lacedaemonians and Messenians was aroused, and the Lacedaemonians began war, obtaining a pretext which was not only sufficient for them, eager for a quarrel as they were and resolved on war at all costs, but also plausible in the highest degree, although with a more peaceful disposition it could have been settled by the decision of a court. What happened was as follows.

[4] A generation later in the reign of Alkamenes the son of Teleklos in Lacedaemon—the king of the other house was Theopompos the son of Nikandros, son of Kharillos, son of Polydektes, son of Eunomos, son of Prytanis, son of Eurypon in Messenia Antiokhos and Androkles, the sons of Phintas were reigning—the mutual hatred of the Lacedaemonians and Messenians was aroused, and the Lacedaemonians began war, obtaining a pretext which was not only sufficient for them, eager for a quarrel as they were and resolved on war at all costs, but also plausible in the highest degree, although with a more peaceful disposition it could have been settled by the decision of a court. What happened was as follows.