וְהָאִ֞ישׁ אֲשֶׁר־יַעֲשֶׂ֣ה בְזָד֗וֹן לְבִלְתִּ֨י שְׁמֹ֤עַ אֶל־הַכֹּהֵן֙ הָעֹמֵ֞ד לְשָׁ֤רֶת שָׁם֙ אֶת־יְהוָ֣ה אֱלֹהֶ֔יךָ א֖וֹ אֶל־הַשֹּׁפֵ֑ט וּמֵת֙ הָאִ֣ישׁ הַה֔וּא וּבִֽעַרְתָּ֥ הָרָ֖ע מִיִּשְׂרָאֵֽל׃
Y el hombre que procediere con soberbia, no obedeciendo al sacerdote que está para ministrar allí delante de SEÑOR tu Dios, ó al juez, el tal varón morirá: y quitarás el mal de Israel.
Duties of the Heart
Furthermore, the torah itself, refers us to the tradition for its details as written "If a matter eludes you in judgment,..then you shall rise and go up to the place the L-rd, your G-d, has chosen; And you shall come to the Kohanim, to the judge who will be in those days, and you shall inquire, and they will tell you the words of judgment." (Devarim 17:8-9), and "And the man who acts intentionally, not obeying the priest who stands there to minister the L-rd, your G-d, or to the judge that man shall die" (Devarim 17:12).