Analysis of information sources in references of the Wikipedia article "Antigonus I Monophthalmus" in English language version.
While Demetrius dismantled his siege engines and recaulked his ships, the Rhodians paid due reverence to those who had helped them survive. [...] the highest honor went to Ptolemy. A team of theoroi, envoys deputed for sacred missions, was sent to the oracle of Ammon in the North African desert to ask whether Ptolemy ought to be seen as a god. The answer was yes. The Rhodians [...] considered Ptolemy their soter, and the epithet stuck firmly: the king of Egypt was known throughout the rest of his reign, and is still known today, as Ptolemy Soter.