Acts 20:20
how I kept back nothing that was profitable, but have made it known to you, and have taught you publicly, and from house to house;
Acts 20:27
for I have not shunned to declare to you the whole counsel of God.
Romans 9:1-3
I speak truth in Christ, I do not lie, my conscience bearing witness with me in the Holy Spirit, that
2 Corinthians 1:12
For our glorying is this, the testimony of our conscience, that in simplicity and the sincerity which is of God, not in fleshly wisdom, but in the grace of God, we have conducted ourselves in the world, and especially toward you.
2 Corinthians 2:17
For we are not as the many, who adulterate the word of God; but as from sincerity, but as from God, in the sight of God we speak in Christ.
James 1:19
Wherefore, my beloved brethren, let every man be swift to hear, slow to speak, slow to wrath.
James 3:1
My brethren, be not many teachers, knowing that we shall receive the greater condemnation.