Leviticus 19:15
15 m“You shall do no injustice in court. You shall not be partial to the poor or defer to the great, but in righteousness shall you judge your neighbor.
Deuteronomy 1:16
16 And I charged your judges at that time, ‘Hear the cases between your brothers, and ujudge righteously between a man and his brother or the alien who is with him.