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 among you;
Deuteronomy 17:4
And it be told thee, and thou hast heard of it, and inquired diligently, and, behold, 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 put to death by the mouth of witnesses: but one witness shall not testify against any person to cause him to die.
Deuteronomy 10:18
He doth execute the judgment of the fatherless and widow, and loveth the stranger, in giving him food and raiment.
Isaiah 11:3-4
And shall make him of quick understanding in the fear of the LORD: and he shall not judge after the sight of his eyes, neither reprove after the hearing of his ears:
John 7:24
Judge not according to the appearance, but judge righteous judgment.
1 Timothy 5:19
Against an elder receive not an accusation, but before two or three witnesses.