[77][78][79][73][note 1] Berenice IV sent an emissary to Rome to advocate for her rule and oppose the reinstatement of her father Ptolemy XII, but Ptolemy used his assassins to kill the emissary (an incident covered up by his powerful Roman supporters).[80][66][81][note 17] When Caesar failed to secure a popular election as Governor-General of Egypt, he settled for a five-year command of Gaul and allowed his rival Pompey to settle the matter of the Egyptian throne.[82] The Roman Senate denied Ptolemy XII the offer of an armed escort and provisions for a return to Egypt, so he decided to leave Rome in late 57 BC for the Temple of Artemis at Ephesus.[83][84][85]