Matthew 18:16
But if he will not listen, take one or two others along with you, so that 'every matter may be established by the word of two or three witnesses.'
1 Corinthians 6:4-5
So if you have disputes about such matters, do you appoint them as judges who are of no account in the church?
1 Thessalonians 2:10
You are witnesses, and God also, how holy and righteous and blameless we behaved toward you believers;
Hebrews 13:18
Pray for us, for we are sure that we have a clear conscience, desiring to live honorably in all things.
1 Peter 2:12
Maintain good conduct among the Gentiles, so that in case they speak against you as wrongdoers, they may see your good deeds and glorify God on the day of visitation.
1 Peter 3:16
and keep a clear conscience, so that, when you are abused, those who revile your good behavior in Christ may be put to shame.