1 John 1:8

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

James 3:2

For we all fail in many things; if any one fails not in word, the same is a perfect man, able even to bridle the whole body.

1 John 2:4

The one saying, I have known him, and keeping not his commandments, is a liar, and the truth is not in him;

Romans 3:23

for all sinned, and come short of the glory of God;

1 Corinthians 3:18

Let no one deceive himself. If any one seems to be wise among you in this age, let him become a fool, that he may be wise.

Galatians 6:3

For if any one seems to be something, being nothing, he deceives himself.

1 Timothy 6:5

wranglings of men having been corrupted as to their mind and turned away from the truth, considering that gain is godliness.

2 Timothy 3:13

But wicked men and seducers will wax worse and worse, deceiving and being deceived.

James 1:22

But be doers of the word, and not hearers only, deceiving yourselves.

James 1:26

But if any one seems to be religious, bridling not his own tongue, but deceiving his own heart, the religion of that man is vain.

2 Peter 2:13

receiving the reward of unrighteousness, esteeming pleasure which is in the daytime; luxury; spots and blemishes, swelling in their deceits, feasting along with you,

1 John 1:6

If we say that we have fellowship with him, and walk in darkness, we lie, and do not the truth:

1 John 1:10

If we may 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 was manifested that he might take away sins; and in him there is no sin.

2 John 1:2

on account of the truth which abides in us, and shall be with us forever.

3 John 1:3

I rejoice exceedingly, the brethren coming and witnessing to thy truth, as thou art walking about 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 that we have fellowship with him, and walk in darkness, we lie, and do not the truth:
1 John 3:5
And you know that he was manifested that he might take away sins; and in him there is no sin.
Romans 3:23
for all sinned, and come short of the glory of God;
James 3:2
For we all fail in many things; if any one fails not in word, the same is a perfect man, able even to bridle the whole body.

We deceive

1 Corinthians 3:18
Let no one deceive himself. If any one seems to be wise among you in this age, let him become a fool, that he may be wise.
Galatians 6:3
For if any one seems to be something, being nothing, he deceives himself.
2 Timothy 3:13
But wicked men and seducers will wax worse and worse, deceiving and being deceived.
James 1:22
But be doers of the word, and not hearers only, deceiving yourselves.
2 Peter 2:13
receiving the reward of unrighteousness, esteeming pleasure which is in the daytime; luxury; spots and blemishes, swelling in their deceits, feasting along with you,

General references

Hebrews 8:12
Because I will be merciful unto their iniquities, and I will remember their sins no more.