“Predictable for thousands of years in advance.”
You’re right. A lot of things have been predicted thousands of years in advance-including Armageddon. And there will be signs, both earthly and heavenly, that will occur as a prelude of what is to come.
Simon bar Giora, Jewish Essenes The Jewish Essene sect of ascetics saw the Jewish uprising against the Romans in 66–70 CE in Judea as the final end-time battle which would bring about the arrival of the Messiah. By the authority of Simon, coins were minted declaring the redemption of Israel.