Galatians 6:3

For if any one think himself to be something when he is nothing, he deceives himself:

1 Corinthians 3:18

Let no one deceive himself: if any one among you is considered as wise in this age, let him become a fool, that he may be wise.

2 Corinthians 12:11

I have become of no understanding; you have compelled me. For I ought to have been commended by you: I am in no respect inferior to the very greatest of the apostles, although I am nothing.

Romans 12:3

For I say, through the grace given to me, to every one that is among you, that he must not think of himself more highly than he ought to think; but that he be disposed to think modestly, as God has distributed to each a measure of faith.

1 Corinthians 8:2

If any one thinks that he knows any thing, he knows nothing yet, as he ought to know it:

Galatians 2:6

But from those who were supposed to be something; (what they were is a matter of no importance to me: God does not accept the person of man;) they, indeed, who were supposed to be something, communicated no additional truth to me;

Luke 18:11

The Pharisee stood and prayed thus with himself: God, I thank thee that I am not as other men, extortioners, unjust, adulterers, or even as this publican.

Romans 12:16

cultivate the same disposition, one to ward another: mind not high things, but conform yourselves to things that are lowly. Be not wise in your own conceits;

1 Corinthians 13:2

And though I have the gift of prophecy, and understand all mysteries, and all knowledge; and though I have all faith, so that I could remove mountains, and have not love, I am nothing.

2 Corinthians 3:5

not that we are able, of ourselves, to devise any thing, as from ourselves; but our ability is from God,

2 Timothy 3:13

But evil men and impostors will become 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

If any one among you seems to be religious, and bridles not his tongue, but deceives his own heart, this man's religion is vain.

1 John 1:8

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

Treasury of Scripture Knowledge

Summary

For if a man think himself to be something, when he is nothing, he deceiveth himself.

General references

Bible References

If

Galatians 2:6
But from those who were supposed to be something; (what they were is a matter of no importance to me: God does not accept the person of man;) they, indeed, who were supposed to be something, communicated no additional truth to me;
Luke 18:11
The Pharisee stood and prayed thus with himself: God, I thank thee that I am not as other men, extortioners, unjust, adulterers, or even as this publican.
Romans 12:3
For I say, through the grace given to me, to every one that is among you, that he must not think of himself more highly than he ought to think; but that he be disposed to think modestly, as God has distributed to each a measure of faith.
1 Corinthians 3:18
Let no one deceive himself: if any one among you is considered as wise in this age, let him become a fool, that he may be wise.
1 Corinthians 8:2
If any one thinks that he knows any thing, he knows nothing yet, as he ought to know it:

When

1 Corinthians 13:2
And though I have the gift of prophecy, and understand all mysteries, and all knowledge; and though I have all faith, so that I could remove mountains, and have not love, I am nothing.
2 Corinthians 3:5
not that we are able, of ourselves, to devise any thing, as from ourselves; but our ability is from God,
2 Corinthians 12:11
I have become of no understanding; you have compelled me. For I ought to have been commended by you: I am in no respect inferior to the very greatest of the apostles, although I am nothing.

He deceiveth

1 Corinthians 3:18
Let no one deceive himself: if any one among you is considered as wise in this age, let him become a fool, that he may be wise.
2 Timothy 3:13
But evil men and impostors will become worse and worse, deceiving, and being deceived.
James 1:22
But be doers of the word, and not hearers only, deceiving yourselves.
1 John 1:8
If we say that we have no sin, we deceive ourselves, and the truth is not in us.

General references

1 Corinthians 3:7
So, neither he that plants nor he that waters is any thing: but God that makes to grow.