Galatians 6:4

But each person should examine his own work, and then he will have a reason for boasting in himself alone, and not in respect to someone else.

1 Corinthians 11:28

So a man should examine himself; in this way he should eat the bread and drink from the cup.

2 Corinthians 13:5

Test yourselves to see if you are in the faith. Examine yourselves. Or do you yourselves not recognize that Jesus Christ is in you?—unless you fail the test.

Job 13:15

Even if He kills me, I will hope in Him.
I will still defend my ways before Him.

Psalm 26:2

Test me, Lord, and try me;
examine my heart and mind.

Proverbs 14:14

The disloyal one will get what his conduct deserves,
and a good man, what his deeds deserve.

Luke 18:11

The Pharisee took his stand and was praying like this: ‘God, I thank You that I’m not like other people —greedy, unrighteous, adulterers, or even like this tax collector.

1 Corinthians 1:12-13

What I am saying is this: Each of you says, “I’m with Paul,” or “I’m with Apollos,” or “I’m with Cephas,” or “I’m with Christ.”

1 Corinthians 3:21-23

So no one should boast in human leaders, for everything is yours

1 Corinthians 4:3-4

It is of little importance to me that I should be evaluated by you or by any human court. In fact, I don’t even evaluate myself.

1 Corinthians 4:6-7

Now, brothers, I have applied these things to myself and Apollos for your benefit, so that you may learn from us the saying: “Nothing beyond what is written.” The purpose is that none of you will be inflated with pride in favor of one person over another.

2 Corinthians 1:12

For this is our confidence: The testimony of our conscience is that we have conducted ourselves in the world, and especially toward you, with God-given sincerity and purity, not by fleshly wisdom but by God’s grace.

2 Corinthians 11:12-13

But I will continue to do what I am doing, in order to deny the opportunity of those who want an opportunity to be regarded just as our equals in what they boast about.

Galatians 6:13

For even the circumcised don’t keep the law themselves; however, they want you to be circumcised in order to boast about your flesh.

1 John 3:19-22

This is how we will know we belong to the truth and will convince our conscience in His presence,

Treasury of Scripture Knowledge

Summary

But let every man prove his own work, and then shall he have rejoicing in himself alone, and not in another.

Bible References

Prove

Job 13:15
Even if He kills me, I will hope in Him.
I will still defend my ways before Him.
1 Corinthians 11:28
So a man should examine himself; in this way he should eat the bread and drink from the cup.
2 Corinthians 13:5
Test yourselves to see if you are in the faith. Examine yourselves. Or do you yourselves not recognize that Jesus Christ is in you?—unless you fail the test.

Rejoicing

Proverbs 14:14
The disloyal one will get what his conduct deserves,
and a good man, what his deeds deserve.
1 Corinthians 4:3
It is of little importance to me that I should be evaluated by you or by any human court. In fact, I don’t even evaluate myself.
2 Corinthians 1:12
For this is our confidence: The testimony of our conscience is that we have conducted ourselves in the world, and especially toward you, with God-given sincerity and purity, not by fleshly wisdom but by God’s grace.
1 John 3:19
This is how we will know we belong to the truth and will convince our conscience in His presence,

And not

Galatians 6:13
For even the circumcised don’t keep the law themselves; however, they want you to be circumcised in order to boast about your flesh.
Luke 18:11
The Pharisee took his stand and was praying like this: ‘God, I thank You that I’m not like other people —greedy, unrighteous, adulterers, or even like this tax collector.
1 Corinthians 1:12
What I am saying is this: Each of you says, “I’m with Paul,” or “I’m with Apollos,” or “I’m with Cephas,” or “I’m with Christ.”
1 Corinthians 3:21
So no one should boast in human leaders, for everything is yours
1 Corinthians 4:6
Now, brothers, I have applied these things to myself and Apollos for your benefit, so that you may learn from us the saying: “Nothing beyond what is written.” The purpose is that none of you will be inflated with pride in favor of one person over another.
2 Corinthians 11:12
But I will continue to do what I am doing, in order to deny the opportunity of those who want an opportunity to be regarded just as our equals in what they boast about.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.