Acts 19:32-36

So then, some were shouting one thing and some another, for the assembly was in confusion and the majority did not know for what reason they had come together.

Some of the crowd concluded it was Alexander, since the Jews had put him forward; and having motioned with his hand, Alexander was intending to make a defense to the assembly.

But when they recognized that he was a Jew, a single outcry arose from them all as they shouted for about two hours, “Great is Artemis of the Ephesians!”

After quieting the crowd, the town clerk *said, “Men of Ephesus, what person is there after all who does not know that the city of the Ephesians is guardian of the temple of the great Artemis and of the image which fell down from the sky?

So, since these are undeniable facts, you ought to keep calm and to do nothing rash.