Yeah, but as I understand it, he was in a severe period of decline and woes of many kinds during this period.
Before his "comeback."
I have edited my article to address your points and attached a reference document. I think the main point remains intact.
Or maybe you just can't believe everything you read on the Internet.
Anyway, this is what I read. Maybe it is a total fabrication. You have sparked my curiosity to dig deeper.
Here is an article about it.
https://www.newstatesman.com/2014/01/handel-messiah-matter-life-and-death