Judges 3:4

They were for the testing of Israel , to know whether Israel would obey the commandments of the Lord , which he commanded their fathers by the hand of Moses .

They were left to test the Israelites to see whether they would obey the Lord`s commands, which he had given their ancestors through Moses.

And they were to prove Israel by them, to know whether they would hearken unto the commandments of the Lord, which he commanded their fathers by the hand of Moses.