Luke 1:3 it has seemed right to me also, after careful investigation of the facts from their commencement, to write for you, most noble Theophilus, a connected account, (WEY)
Acts 23:15 Now therefore, you with the council inform the commanding officer that he should bring him down to you tomorrow, as though you were going to judge his case more exactly. We are ready to kill him before he comes near." (See NAS)
Acts 25:26 Of whom I have no certain thing to write to my lord. Therefore I have brought him forth before you, and especially before you, King Agrippa, that, after examination, I may have something to write. (See NAS NIV)
Leviticus 19:20 And when a man lieth with a woman with seed of copulation, and she a maid-servant, betrothed to a man, and not really ransomed, or freedom hath not been given to her, an investigation there is; they are not put to death, for she 'is' not free. (YLT)
Deuteronomy 19:18 and the judges shall make diligent inquisition: and, behold, if the witness is a false witness, and has testified falsely against his brother; (See NIV)
Job 34:24 He breaks in pieces mighty men in ways past finding out, and sets others in their place. (See RSV)