Ulangan 17:9

17:9 You will go to the Levitical priests and the judge in office in those days and seek a solution; they will render a verdict.

Ulangan 17:12

17:12 The person who pays no attention ¹  to the priest currently serving the Lord your God there, or to the verdict – that person must die, so that you may purge evil from Israel.

[17:12]  ¹ tn Heb “who acts presumptuously not to listen” (cf. NASB).