The clerk asked this question to assure the crowd they were right and to comfort them. Alternate translation: "every man knows that the city of the Ephesians is temple keeper ... heaven." (See: [[rc://en/ta/man/translate/figs-rquestion]])
Within the temple of Artemis was an image of the goddess. It had been fashioned from a meteorite which fell from the sky. People thought that this rock had come directly from Zeus, the ruler of the Greek gods (idols).