Gregg, there have been MULTIPLE DNA studies proving that the Ashkenazi are not Semites.

I reference them extensively in my article "Israel was Built on Myth, and Now it’s Busted"

But here are some links:

https://pubmed.ncbi.nlm.nih.gov/23241444/

https://academic.oup.com/gbe/article/5/1/75/730630?login=false

https://www.livescience.com/40247-ashkenazi-jews-have-european-genes.html

https://en.wikipedia.org/wiki/The_Thirteenth_Tribe