I have added this source at the end of the article, it’s an academic paper on the volcanic eruptions that lead to the cause. Yet again, it is imperative to understand that this is only a theory that speculates what had been said in the historic writings which describe this event.

https://www.nature.com/articles/s41598-020-63339-3?utm_medium=affiliate&utm_source=commission_junction&utm_campaign=3_nsn6445_deeplink_PID100052172&utm_content=deeplink#Abs1