After Alexander's death (323 BC) he made himself master of the territories of the Indian king Porus, and treacherously put that monarch to death. He by this means became very powerful, and in 317 BC brought to the support of Eumenes in the war against Antigonus a force of 3500 men and 125 elephants.: "From India came Eudamus, with 500 horsemen, 300 footmen, and 120 elephants. These beasts he had secured after the death of Alexander, by treacherously slaying King Porus" Diodorus Siculus XIX-14 The general of Eudemus's Indian troops, called Ceteus, died in the action.