2 Corinthians 1:12

For our proud confidence is this: the testimony of our conscience, that in holiness and godly sincerity, 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 like many, peddling the word of God, but as from sincerity, but as from God, we speak in Christ in the sight of God.

1 Corinthians 2:13

which things we also speak, not in words taught by human wisdom, but in those taught by the Spirit, combining spiritual thoughts with spiritual words.

Acts 23:1

Paul, looking intently at the Council, said, “Brethren, I have lived my life with a perfectly good conscience before God up to this day.”

Acts 24:16

In view of this, I also do my best to maintain always a blameless conscience both before God and before men.

2 Corinthians 4:2

but we have renounced the things hidden because of shame, not walking in craftiness or adulterating the word of God, but by the manifestation of truth commending ourselves to every man’s conscience in the sight of God.

Hebrews 13:18

Pray for us, for we are sure that we have a good conscience, desiring to conduct ourselves honorably in all things.

James 3:13-18

Who among you is wise and understanding? Let him show by his good behavior his deeds in the gentleness of wisdom.

Joshua 24:14

“Now, therefore, fear the Lord and serve Him in sincerity and truth; and put away the gods which your fathers served beyond the River and in Egypt, and serve the Lord.

Job 13:15

Though He slay me,
I will hope in Him.
Nevertheless I will argue my ways before Him.

Job 23:10-12

“But He knows the way I take;
When He has tried me, I shall come forth as gold.

Job 27:5-6

“Far be it from me that I should declare you right;
Till I die I will not put away my integrity from me.

Job 31:1-40

“I have made a covenant with my eyes;
How then could I gaze at a virgin?

Psalm 7:3-5

O Lord my God, if I have done this,
If there is injustice in my hands,

Psalm 44:17-21

All this has come upon us, but we have not forgotten You,
And we have not dealt falsely with Your covenant.

Isaiah 38:3

and said, “Remember now, O Lord, I beseech You, how I have walked before You in truth and with a whole heart, and have done what is good in Your sight.” And Hezekiah wept bitterly.

Romans 9:1

I am telling the truth in Christ, I am not lying, my conscience testifies with me in the Holy Spirit,

Romans 16:18-19

For such men are slaves, not of our Lord Christ but of their own appetites; and by their smooth and flattering speech they deceive the hearts of the unsuspecting.

1 Corinthians 2:4-5

and my message and my preaching were not in persuasive words of wisdom, but in demonstration of the Spirit and of power,

1 Corinthians 4:4

For I am conscious of nothing against myself, yet I am not by this acquitted; but the one who examines me is the Lord.

1 Corinthians 5:8

Therefore let us celebrate the feast, not with old leaven, nor with the leaven of malice and wickedness, but with the unleavened bread of sincerity and truth.

1 Corinthians 15:10

But by the grace of God I am what I am, and His grace toward me did not prove vain; but I labored even more than all of them, yet not I, but the grace of God with me.

2 Corinthians 1:17

Therefore, I was not vacillating when I intended to do this, was I? Or what I purpose, do I purpose according to the flesh, so that with me there will be yes, yes and no, no at the same time?

2 Corinthians 8:8

I am not speaking this as a command, but as proving through the earnestness of others the sincerity of your love also.

2 Corinthians 10:2-4

I ask that when I am present I need not be bold with the confidence with which I propose to be courageous against some, who regard us as if we walked according to the flesh.

2 Corinthians 11:3

But I am afraid that, as the serpent deceived Eve by his craftiness, your minds will be led astray from the simplicity and purity of devotion to Christ.

2 Corinthians 12:15-19

I will most gladly spend and be expended for your souls. If I love you more, am I to be loved less?

Galatians 6:4

But each one must examine his own work, and then he will have reason for boasting in regard to himself alone, and not in regard to another.

Ephesians 6:14

Stand firm therefore, having girded your loins with truth, and having put on the breastplate of righteousness,

Philippians 1:10

so that you may approve the things that are excellent, in order to be sincere and blameless until the day of Christ;

1 Thessalonians 2:10

You are witnesses, and so is God, how devoutly and uprightly and blamelessly we behaved toward you believers;

1 Timothy 1:5

But the goal of our instruction is love from a pure heart and a good conscience and a sincere faith.

1 Timothy 1:19-20

keeping faith and a good conscience, which some have rejected and suffered shipwreck in regard to their faith.

Titus 2:7

in all things show yourself to be an example of good deeds, with purity in doctrine, dignified,

James 4:6

But He gives a greater grace. Therefore it says, “God is opposed to the proud, but gives grace to the humble.”

1 Peter 3:16

and keep a good conscience so that in the thing in which you are slandered, those who revile your good behavior in Christ will be put to shame.

1 Peter 3:21

Corresponding to that, baptism now saves you—not the removal of dirt from the flesh, but an appeal to God for a good conscience—through the resurrection of Jesus Christ,

1 John 3:19-22

We will know by this that we are of the truth, and will assure our heart before Him

Treasury of Scripture Knowledge

Summary

For our rejoicing is this, the testimony of our conscience, that in simplicity and godly sincerity, not with fleshly wisdom, but by the grace of God, we have had our conversation in the world, and more abundantly to you-ward.

Bible References

Our rejoicing

Job 13:15
Though He slay me,
I will hope in Him.
Nevertheless I will argue my ways before Him.
Job 23:10
“But He knows the way I take;
When He has tried me, I shall come forth as gold.
Job 27:5
“Far be it from me that I should declare you right;
Till I die I will not put away my integrity from me.
Psalm 7:3
O Lord my God, if I have done this,
If there is injustice in my hands,
Psalm 44:17
All this has come upon us, but we have not forgotten You,
And we have not dealt falsely with Your covenant.
Isaiah 38:3
and said, “Remember now, O Lord, I beseech You, how I have walked before You in truth and with a whole heart, and have done what is good in Your sight.” And Hezekiah wept bitterly.
Acts 24:16
In view of this, I also do my best to maintain always a blameless conscience both before God and before men.
Romans 9:1
I am telling the truth in Christ, I am not lying, my conscience testifies with me in the Holy Spirit,
1 Corinthians 4:4
For I am conscious of nothing against myself, yet I am not by this acquitted; but the one who examines me is the Lord.
Galatians 6:4
But each one must examine his own work, and then he will have reason for boasting in regard to himself alone, and not in regard to another.
1 Timothy 1:5
But the goal of our instruction is love from a pure heart and a good conscience and a sincere faith.
Hebrews 13:18
Pray for us, for we are sure that we have a good conscience, desiring to conduct ourselves honorably in all things.
1 Peter 3:16
and keep a good conscience so that in the thing in which you are slandered, those who revile your good behavior in Christ will be put to shame.
1 John 3:19
We will know by this that we are of the truth, and will assure our heart before Him

Simplicity

2 Corinthians 11:3
But I am afraid that, as the serpent deceived Eve by his craftiness, your minds will be led astray from the simplicity and purity of devotion to Christ.
Romans 16:18
For such men are slaves, not of our Lord Christ but of their own appetites; and by their smooth and flattering speech they deceive the hearts of the unsuspecting.

General references

Acts 24:16
In view of this, I also do my best to maintain always a blameless conscience both before God and before men.
2 Corinthians 6:3
giving no cause for offense in anything, so that the ministry will not be discredited,
1 John 3:21
Beloved, if our heart does not condemn us, we have confidence before God;