Romans 13:6
For for this cause pay ye tribute also: for they are God’s ministers, attending continually upon this very thing.
Cross-reference
Romans 13:4 explains that authorities are God's servants for good and punishment — the same concept behind paying taxes here.
Matthew 17:24-27 has Jesus paying the temple tax to avoid offense — Paul applies a similar principle to civil taxes.
Matthew 22:17-21 records Jesus' command to render to Caesar — Paul's tax instruction directly follows that teaching.
Mark 12:14-17 has Jesus saying give to Caesar what is Caesar's — Paul's command to pay taxes echoes that same principle.
Luke 20:21-26 records Jesus' 'render to Caesar' — the foundation for Paul's teaching on paying taxes to authorities.
In Luke 23:2, Jesus is falsely accused of forbidding tribute to Caesar — the opposite of Paul's command to pay taxes.
Luke 20:25 is Jesus' 'render to Caesar' command — the foundation for Paul's teaching that taxes are owed to governing authorities.