Deuteronomy 13:14
then shalt thou inquire, and make search, and ask diligently; and, behold, if it be truth, and the thing certain, that such abomination is wrought in the midst of thee,
Deuteronomy 17:4
and it be told thee, and thou hast heard of it, then shalt thou inquire diligently; and, behold, if it be true, and the thing certain, that such abomination is wrought in Israel,
Numbers 35:30
Whoso killeth any person, the murderer shall be slain at the mouth of witnesses: but one witness shall not testify against any person that he die.
Deuteronomy 10:18
He doth execute justice for the fatherless and widow, and loveth the sojourner, in giving him food and raiment.
Isaiah 11:3-4
And his delight shall be in the fear of Jehovah; and he shall not judge after the sight of his eyes, neither decide after the hearing of his ears;
John 7:24
Judge not according to appearance, but judge righteous judgment.
1 Timothy 5:19
Against an elder receive not an accusation, except at the mouth of two or three witnesses.