Deuteronomy 19:18

19:18 The judges will thoroughly investigate the matter, and if the witness should prove to be false and to have given false testimony against the accused, ¹ 

Deuteronomy 27:8

27:8 You must inscribe on the stones all the words of this law, making them clear.”

¹ tn Heb “his brother” (also in the following verse).