For after the death of Amyntas, Alexander, the eldest of the sons of Amyntas, succeeded to the throne. But Ptolemy of Alorus2 assassinated him and succeeded to the throne and then in similar fashion Perdiccas disposed of him and ruled as king. But when he was defeated in a great battle by the Illyrians and fell in the action, Philip his brother, who had escaped from his detention as a hostage, succeeded to the kingdom, now in a bad way.
Edition :
Diodorus Siculus. Diodorus of Sicily in Twelve Volumes with an English Translation by C. H. Oldfather. Vol. 4-8. Cambridge, Mass.: Harvard University Press; London: William Heinemann, Ltd. 1989.
Remark :
long-term consequence: Ptolemaeus of Alorus became king of Macedonia.