American Standard Version (ASV):
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,
King James Version (KJV):
Then shalt thou enquire, and make search, and ask diligently; and, behold, [if it be] truth, [and] the thing certain, [that] such abomination is wrought among you;