1 John 1:8

If we say we have no sin, we deceive ourselves, and the truth is not in us.

James 3:2

For we all stumble in many ways. If anyone does not stumble in what he says, he is a perfect man, able to bridle the whole body as well.

1 John 2:4

He who says, "I know him," but does not keep his commandments, is a liar, and the truth is not in him.

Romans 3:23

for all have sinned and fall short of the glory of God,

1 Corinthians 3:18

Let no one deceive himself. If any one among you thinks that he is wise in this age, he must become a fool so that he may become wise.

Galatians 6:3

For if anyone thinks he is something when he is nothing, he deceives himself.

1 Timothy 6:5

and constant friction between men of depraved mind and deprived of the truth, who imagine that godliness is a means of gain.

2 Timothy 3:13

while evil men and impostors will go from bad to worse, deceiving and being deceived.

James 1:22

But prove yourselves doers of the word, and not merely hearers who deceive themselves.

James 1:26

If anyone thinks himself to be religious, and yet does not bridle his tongue but deceives his own heart, this man's religion is worthless.

2 Peter 2:13

suffering wrong for their wrongdoing. They count it a pleasure to revel in the daytime. They are blots and blemishes, reveling in their deceptions, as they carouse with you.

1 John 1:6

If we say we have fellowship with him, and walk in darkness, we lie and do not live according to the truth.

1 John 1:10

If we say that we have not sinned, we make him a liar, and his word is not in us.

1 John 3:5-6

And you know that he appeared to take away our sins, and in him there is no sin.

2 John 1:2

because of the truth which abides in us and will be with us forever:

3 John 1:3

For I greatly rejoiced when some of the brethren arrived and testified to the truth of your life, and how you are walking in truth.

Treasury of Scripture Knowledge

Summary

If we say that we have no sin, we deceive ourselves, and the truth is not in us.

General references

Bible References

Say

1 John 1:6
If we say we have fellowship with him, and walk in darkness, we lie and do not live according to the truth.
1 John 3:5
And you know that he appeared to take away our sins, and in him there is no sin.
Romans 3:23
for all have sinned and fall short of the glory of God,
James 3:2
For we all stumble in many ways. If anyone does not stumble in what he says, he is a perfect man, able to bridle the whole body as well.

We deceive

1 Corinthians 3:18
Let no one deceive himself. If any one among you thinks that he is wise in this age, he must become a fool so that he may become wise.
Galatians 6:3
For if anyone thinks he is something when he is nothing, he deceives himself.
2 Timothy 3:13
while evil men and impostors will go from bad to worse, deceiving and being deceived.
James 1:22
But prove yourselves doers of the word, and not merely hearers who deceive themselves.
2 Peter 2:13
suffering wrong for their wrongdoing. They count it a pleasure to revel in the daytime. They are blots and blemishes, reveling in their deceptions, as they carouse with you.

General references

Hebrews 8:12
For I will be merciful to their iniquities, and I will remember their sins no more."