Cleonides, however, would not accept the bribe, and Demetrius therefore put to sea in haste, and taking additional forces, sailed against Cyprus. There he joined battle with Menelaüs, a brother of Ptolemy, and promptly defeated him;
Edition :
Plutarch. Plutarch's Lives. with an English Translation by. Bernadotte Perrin. Cambridge, MA. Harvard University Press. London. William Heinemann Ltd. 1920. 9.
Remark :
date: The date is taken from the New Pauly. http://referenceworks.brillonline.com/entries/brill-s-new-pauly/menelaus-e732380 long-term consequence: Ptolemy and Demetrius fight a naval battle. This is mentioned in the following paragraphs.