Romans 3:23

since all have sinned and lack the glory which comes from God;

James 3:2

For in many respects we often stumble. If any man never stumbles in speech, the same is a perfect man, able to bridle the whole body as well.

1 John 1:8-10

If we say, "We have no sin," we are deceiving ourselves and the truth is not in us.

Treasury of Scripture Knowledge

Summary

For there is not a just man upon earth, that doeth good, and sinneth not.

Bible References

There

Romans 3:23
since all have sinned and lack the glory which comes from God;
James 3:2
For in many respects we often stumble. If any man never stumbles in speech, the same is a perfect man, able to bridle the whole body as well.
1 John 1:8
If we say, "We have no sin," we are deceiving ourselves and the truth is not in us.