2 Corinthians 1:12

For our pride is this (the testimony from our conscience), that we behave in the world in the simplicity and purity of God, not by fleshly wisdom but in the grace of God, and especially toward you.

2 Corinthians 2:17

For we are not as other men, huckstering the word of God, but as from purity. But we speak in Christ as from God in the sight of God.

1 Corinthians 2:13

Which things also we speak, not in things learned from mankind, in words of wisdom, but in things learned from Spirit, comparing spiritual things with spiritual things.

Acts 23:1

And Paul, after looking intently at the council, said, Men, brothers, I have been a citizen in all good conscience to God until this day.

Acts 24:16

And in this I fashion myself, having a conscience always nonstumbling before God and men.

2 Corinthians 4:2

But we have renounced the covert things of shame, not walking in craftiness, nor misrepresenting the word of God, but by the disclosure of the truth, commending ourselves to every conscience of men before God.

Hebrews 13:18

Pray about us, for we trust that we have a good conscience, desiring to behave well in all things.

James 3:13-18

Who is wise and understanding among you? Let him show from his good behavior his works in mildness of wisdom.

Joshua 24:14

Now therefore fear LORD, and serve him in sincerity and in truth. And put away the gods which your fathers served beyond the River, and in Egypt, and serve ye LORD.

Job 13:15

Behold, he will kill me; I have no hope. Nevertheless I will maintain my ways before him.

Job 23:10-12

But he knows the way that 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 justify you. Till I die I will not put away my integrity from me.

Job 31:1-40

I made a covenant with my eyes. How then should I look upon a virgin?

Psalm 7:3-5

O LORD my God, if I have done this, if there be iniquity in my hands,

Psalm 44:17-21

All this has come upon us, yet we have not forgotten thee, nor have we dealt falsely in thy covenant.

Isaiah 38:3

and said, Remember now, O LORD, I beseech thee, how I have walked before thee in truth and with a perfect heart, and have done that which is good in thy sight. And Hezekiah wept greatly.

Romans 9:1

I say the truth in Christ, I do not lie, my conscience testifying to me in the Holy Spirit,

Romans 16:18-19

For such kind serve not our Lord Jesus Christ, but their own belly. And by their smooth words and elegant speech they deceive the hearts of the naive.

1 Corinthians 2:4-5

And my speech and my preaching were not in persuasive words of human wisdom, but in demonstration of spirit and of power,

1 Corinthians 4:4

for I know nothing on myself. Yet I have not been made righteous in this, but he who appraises me is Lord.

1 Corinthians 5:8

Therefore we should feast, not by old leaven, nor by leaven of evil and wickedness, but by non-leaven of sincerity and truth.

1 Corinthians 15:10

But by the grace of God I am what I am. And his grace for me did not become empty, but I labored more abundantly than them all, yet not I, but the grace of God with me.

2 Corinthians 1:17

Therefore intending this, did I accordingly employ anything in lightness? Or what I decide, do I decide according to flesh, so that it would be with me the yes, yes and the no, no?

2 Corinthians 8:8

I speak not from commandment, but because of the zeal of others, also examining the genuineness of your love.

2 Corinthians 10:2-4

But I pray not to be bold when present with the confidence by which I consider to be valiant toward some who consider us as walking according to flesh.

2 Corinthians 11:3

But I fear lest somehow, as the serpent enticed Eve by his craftiness, so your thoughts might be corrupted from the simplicity in the Christ.

2 Corinthians 12:15-19

And I most gladly will spend, and will be spent for your souls. Even though more earnestly loving you, the worse I am loved.

Galatians 6:4

But let each man examine his own work, and then he will have the boast in himself alone and not in the other man.

Ephesians 6:14

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

Philippians 1:10

for you to examine the things that are significant. So that ye may be tested by sunlight and not stumbling toward the day of Christ,

1 Thessalonians 2:10

Ye are witnesses, and God, how piously and justly and blamelessly we became to you who believe,

1 Timothy 1:5

But the end of the commandment is love out of a pure heart, and a good conscience, and non-hypocritical faith.

1 Timothy 1:19-20

Holding faith and a good conscience, which some, having put away, made shipwreck about the faith,

Titus 2:7

Concerning all things presenting thyself a pattern of good works in the doctrine: incorruption, dignity, incorruptibility,

James 4:6

But he gives greater grace. Therefore it says, God is opposed to the arrogant, but gives grace to the lowly.

1 Peter 3:16

Having a good conscience, so that, in what they speak against you as of evil-doers, they may be ashamed, those who revile your good behavior in Christ.

1 Peter 3:21

Which counterpart--immersion--now also saves us, not the putting away of filth of flesh, but an appeal of a good conscience toward God, through the resurrection of Jesus Christ,

1 John 3:19-22

And by this we know that we are of the truth, and will assure our hearts 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
Behold, he will kill me; I have no hope. Nevertheless I will maintain my ways before him.
Job 23:10
But he knows the way that I take. When he has tried me, I shall come forth as gold.
Job 27:5
Far be it from me that I should justify you. 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 be iniquity in my hands,
Psalm 44:17
All this has come upon us, yet we have not forgotten thee, nor have we dealt falsely in thy covenant.
Isaiah 38:3
and said, Remember now, O LORD, I beseech thee, how I have walked before thee in truth and with a perfect heart, and have done that which is good in thy sight. And Hezekiah wept greatly.
Acts 24:16
And in this I fashion myself, having a conscience always nonstumbling before God and men.
Romans 9:1
I say the truth in Christ, I do not lie, my conscience testifying to me in the Holy Spirit,
1 Corinthians 4:4
for I know nothing on myself. Yet I have not been made righteous in this, but he who appraises me is Lord.
Galatians 6:4
But let each man examine his own work, and then he will have the boast in himself alone and not in the other man.
1 Timothy 1:5
But the end of the commandment is love out of a pure heart, and a good conscience, and non-hypocritical faith.
Hebrews 13:18
Pray about us, for we trust that we have a good conscience, desiring to behave well in all things.
1 Peter 3:16
Having a good conscience, so that, in what they speak against you as of evil-doers, they may be ashamed, those who revile your good behavior in Christ.
1 John 3:19
And by this we know that we are of the truth, and will assure our hearts before him.

Simplicity

2 Corinthians 11:3
But I fear lest somehow, as the serpent enticed Eve by his craftiness, so your thoughts might be corrupted from the simplicity in the Christ.
Romans 16:18
For such kind serve not our Lord Jesus Christ, but their own belly. And by their smooth words and elegant speech they deceive the hearts of the naive.

General references

Acts 24:16
And in this I fashion myself, having a conscience always nonstumbling before God and men.
2 Corinthians 6:3
giving not one cause of stumbling in anything, so that the ministry may not be criticized,
1 John 3:21
Beloved, if our heart should not condemn us, we have confidence toward God,