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:
Deuteronomy 13:12-14
If thou shalt hear say in one of thy cities, which the LORD thy God hath given thee to dwell there, saying,
Deuteronomy 19:18
And the judges shall make diligent inquisition: and, behold, if the witness be a false witness, and hath testified falsely against his brother;
Proverbs 25:2
It is the glory of God to conceal a thing: but the honour of kings is to search out a matter.
John 7:51
Doth our law judge any man, before it hear him, and know what he doeth?