Now that one is new to me. But it does not surprise me one bit. After all, there's also the fear of going to hell and similar. I'd say they are all tied to our general fear of death which plagues us ever since we became the only metacognitive species in universe known to us c. 100k yrs ago.

https://medium.com/@senderspike/timeline-848bb4762a6b

https://senderspike.medium.com/the-original-death-cult-166c95898a9f

https://senderspike.medium.com/the-myth-of-the-world-1daba16504f3