https://historycooperative.org/origin-of-friday-the-13th/
AND HERE I THOUGHT FRIDAY 13 WAS AN EXCUSE TO STAY HOME FROM WORK. WORK AT HOMERS HAVE AN ADVANTAGE!
The Origin Of Friday the 13th: The Bible or the Fall of the Knights Templar | History Cooperative
The truth remains murky about the real origin of Friday the 13th. Generally, four different theories are proposed for the legend of the unlucky day.
https://historycooperative.org/origin-of-friday-the-13th/