What is to say there aren't?

Israel and Judah were destroyed (remember) and the victors generally buried all records of the otehr civilizations. The fact that records still exist -- let alone that ISRAEL still exists long after they are dust speaks volumes.

Where is Assyria?

Rome?

Persia?

Rome?

And what of the Jews, pray tell?
And everything that Sarah tells you, listen to her voice. Genesis, 21:12