New Living Translation
The judges must investigate the case thoroughly. If the accuser has brought false charges against his fellow Israelite,

American Standard Version
and the judges shall make diligent inquisition: and, behold, if the witness be a false witness, and have testified falsely against his brother;

Berean Study Bible
The judges shall investigate thoroughly, and if the witness is proven to be a liar who has falsely accused his brother,

Douay-Rheims Bible
And when after most diligent inquisition, they shall find that the false witness hath told a lie against his brother:

English Revised Version
and the judges shall make diligent inquisition: and, behold, if the witness be a false witness, and hath testified falsely against his brother;

King James Bible
And the judges shall make diligent inquisition: and, behold, if the witness be a false witness, and hath testified falsely against his brother;

World English Bible
and the judges shall make diligent inquisition: and, behold, if the witness is a false witness, and has testified falsely against his brother;

Young's Literal Translation
and the judges have searched diligently, and lo, the witness is a false witness, a falsehood he hath testified against his brother:

Deuteronomy 19:18 Additional Translations ...