Judges 3:1 KJV
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;
Judges 3:1, King James Version
In context
1 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;
2 Only that the generations of the children of Israel might know, to teach them war, at the least such as before knew nothing thereof;