Deuteronomy 13:14 commands 'inquire diligently' about idolatry—same investigative phrase used here for false witnesses.

Deuteronomy 16:18 commands appointing judges to judge righteously — directly establishing the judicial system for cases like false witnesses.

In Deuteronomy 17:4, the same command to 'inquire diligently' applies to investigating idolatry — both require thorough judicial investigation.

Daniel 6:24 shows false accusers receiving the punishment they intended — a direct application of the principle in Deuteronomy 19:18-19.

1 Timothy 5:19 applies the OT witness requirement to church leaders, reinforcing the need for multiple witnesses.

Exodus 22:8 requires a theft suspect to come before God — similar legal procedure of bringing a case before divine judgment.

2 Chronicles 19:6 reminds judges they judge for the Lord — parallel to the impartial investigation required in Deuteronomy 19:18.

2 Chronicles 19:7 warns against partiality and bribes — reinforcing the righteous judgment needed in false witness cases.

Acts 25:16 affirms the same fair-trial principle: no one condemned without facing accusers and defending themselves.