Romans 13:5
"Wherefore ye must needs be subject, not only for wrath, but also for conscience sake."
Cross References (ranked by relevance)
For this is thankworthy, if a man for conscience toward God endure grief, suffering wrongfully.
And herein do I exercise myself, to have always a conscience void of offence toward God, and toward men.
I counsel thee to keep the king’s commandment, and that in regard of the oath of God.
Having a good conscience; that, whereas they speak evil of you, as of evildoers, they may be ashamed that falsely accuse your good conversation in Christ.
Pray for us: for we trust we have a good conscience, in all things willing to live honestly.