Whose number was in the days of David... This passage seems to indicate that the writer had access to the statistics of the tribes collected…

THE GREAT CLANS OF ISSACHAR, BENJAMIN, NAPHTHALI, WEST MANASSEH, EPHRAIM, AND ASHER.

(1–5) The tribe of I achar, its clans …

And the sons of Tola
The eldest son of Issachar, whose posterity are only reckoned by name:

Uzzi,…

No account is given here of either Zebulun or Dan. We can assign no reason why they alone should be omitted; but it is the disgrace of the tribe of…