Deuteronomy 12:14

12:14 for you may do so only in the place the Lord chooses in one of your tribal areas – there you may do everything I am commanding you.

Deuteronomy 17:10-11

17:10 You must then do as they have determined at that place the Lord chooses. Be careful to do just as you are taught. 17:11 You must do what you are instructed, and the verdict they pronounce to you, without fail. Do not deviate right or left from what they tell you.

Deuteronomy 19:19

19:19 you must do to him what he had intended to do to the accused. In this way you will purge evil from among you.