Art 11

So I took the leaders of your tribes, wise and reputable individuals, and installed them as leaders over you, commanders of thousands, commanders of hundreds, commanders of fifties, commanders of tens, and officials, throughout your tribes. I charged your judges at that time: “Give the members of your community a fair hearing, and judge rightly between one person and another, whether citizen or resident alien. You must not be partial in judging: hear out the small and the great alike; you shall not be intimidated by anyone, for the judgment is God’s. Any case that is too hard for you, bring to me, and I will hear it.” So I charged you at that time with all the things that you should do. (Deuteronomy 1:15-18)

One witness is not enough to convict anyone accused of any crime or offense they may have committed. A matter must be established by the testimony of two or three witnesses. If a malicious witness takes the stand to accuse someone of a crime, the two people involved in the dispute must stand in the presence of the Lord before the priests and the judges who are in office at the time. The judges must make a thorough investigation,… (Deuteronomy 19:15-18)

"Avoid condemning the Muslim to Hudud whenever you can, and when you can find a way out for the Muslim then release him for it. If the Imam errs it is better that he errs in favor of innocence (pardon) than in favor of guilt (punishment)." (Hadith)