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.

Psalm 143:2

And do not enter into judgment with Your servant,
For in Your sight no man living is righteous.

Psalm 130:3

If You, Lord, should mark iniquities,
O Lord, who could stand?

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.

Job 9:2-3

“In truth I know that this is so;
But how can a man be in the right before God?

Job 9:20

Though I am righteous, my mouth will condemn me;
Though I am guiltless, He will declare me guilty.

Job 15:14

“What is man, that he should be pure,
Or he who is born of a woman, that he should be righteous?

Job 25:4

“How then can a man be just with God?
Or how can he be clean who is born of woman?

Job 27:6

“I hold fast my righteousness and will not let it go.
My heart does not reproach any of my days.

Job 40:4

“Behold, I am insignificant; what can I reply to You?
I lay my hand on my mouth.

Psalm 7:3-5

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

Psalm 19:12

Who can discern his errors? Acquit me of hidden faults.

Psalm 26:12

My foot stands on a level place;
In the congregations I shall bless the Lord.

Psalm 50:6

And the heavens declare His righteousness,
For God Himself is judge. Selah.

Proverbs 21:2

Every man’s way is right in his own eyes,
But the Lord weighs the hearts.

John 21:17

He *said to him the third time, “Simon, son of John, do you love Me?” Peter was grieved because He said to him the third time, “Do you love Me?” And he said to Him, “Lord, You know all things; You know that I love You.” Jesus *said to him, Tend My sheep.

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.”

Romans 2:13

for it is not the hearers of the Law who are just before God, but the doers of the Law will be justified.

Romans 3:19-20

Now we know that whatever the Law says, it speaks to those who are under the Law, so that every mouth may be closed and all the world may become accountable to God;

Romans 4:2

For if Abraham was justified by works, he has something to boast about, but not before God.

1 Corinthians 4:5

Therefore do not go on passing judgment before the time, but wait until the Lord comes who will both bring to light the things hidden in the darkness and disclose the motives of men’s hearts; and then each man’s praise will come to him from God.

2 Corinthians 5:10

For we must all appear before the judgment seat of Christ, so that each one may be recompensed for his deeds in the body, according to what he has done, whether good or bad.

1 John 3:20-21

in whatever our heart condemns us; for God is greater than our heart and knows all things.

Treasury of Scripture Knowledge

Summary

For I know nothing by myself; yet am I not hereby justified: but he that judgeth me is the Lord.

Bible References

I know

Job 27:6
“I hold fast my righteousness and will not let it go.
My heart does not reproach any of my days.
Psalm 7:3
O Lord my God, if I have done this,
If there is injustice in my hands,
John 21:17
He *said to him the third time, “Simon, son of John, do you love Me?” Peter was grieved because He said to him the third time, “Do you love Me?” And he said to Him, “Lord, You know all things; You know that I love You.” Jesus *said to him, Tend My sheep.
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.
1 John 3:20
in whatever our heart condemns us; for God is greater than our heart and knows all things.

Yet

Job 9:2
“In truth I know that this is so;
But how can a man be in the right before God?
Job 15:14
“What is man, that he should be pure,
Or he who is born of a woman, that he should be righteous?
Job 25:4
“How then can a man be just with God?
Or how can he be clean who is born of woman?
Job 40:4
“Behold, I am insignificant; what can I reply to You?
I lay my hand on my mouth.
Psalm 19:12
Who can discern his errors? Acquit me of hidden faults.
Psalm 130:3
If You, Lord, should mark iniquities,
O Lord, who could stand?
Psalm 143:2
And do not enter into judgment with Your servant,
For in Your sight no man living is righteous.
Proverbs 21:2
Every man’s way is right in his own eyes,
But the Lord weighs the hearts.
Romans 3:19
Now we know that whatever the Law says, it speaks to those who are under the Law, so that every mouth may be closed and all the world may become accountable to God;
Romans 4:2
For if Abraham was justified by works, he has something to boast about, but not before God.

General references

Proverbs 20:9
Who can say, “I have cleansed my heart,
I am pure from my sin”?
Matthew 7:1
Do not judge so that you will not be judged.
Acts 24:16
In view of this, I also do my best to maintain always a blameless conscience both before God and before men.
1 John 3:21
Beloved, if our heart does not condemn us, we have confidence before God;