Classical material not listed by Torah Temimah under this passuk (EXTRA).
Core Text — EXTRA
>לא אגרשנו מפניך בשנה אחת. טעם הדבר פן תהיה הארץ שממה ורבה עליך חית השדה.
English: I will not drive them out from before you in one year. The reason is lest the land become desolate and the beasts of the field multiply against you.