“Gee, Maximus, I wonder how you know if I’m a descendant of the ancient Hebrews or not.”
Because almost nobody alive today is, and if they are it will be only in part. Not that the Hebrews were anything special of that descent from them is some kind of prize.
“It doesn’t matter if they have the DNA of the ancient Hebrews,”
Tell that to the likes of Ingush Boris, who seems to think it matters an awful lot.
“you claim that there is no Jewish exile.”
So it’s just me claiming it, is it? Can you link to some accounts from reputable historians who believe there was a Jewish exile in the Roman era?