Judges 3:1

Now these are the nations that the Lord left , to test Israel by them, that is, all in Israel who had not experienced all the wars in Canaan .

These are the nations the Lord left to test all those Israelites who had not experienced any of the wars in Canaan

Now these are the nations which the Lord left, to prove Israel by them, even as many of Israel as had not known all the wars of Canaan;