en_tn/jos/13/13.md

the Geshurites or the Maakathites

These are the names of people groups. (See: rc://en/ta/man/jit/translate-names)

Geshur and Maakah live in the midst of Israel

"Geshur" and "Maakah" are either the names of the ancestors of "the Geshurites" and "the Maakathites" or are the names of the cities in which they lived. Alternate translation: "those people live among Israel" (See: rc://en/ta/man/jit/figs-explicit)

to this day

This refers to the period of time in which the author wrote this book.