Galatians 6:4

But let each one examine his own work, and then he will have a reason for boasting in himself alone, and not in someone else.

1 Corinthians 11:28

But let a person examine himself, and in this way let him eat from the bread and let him drink from the cup.

2 Corinthians 13:5

Test yourselves [to see] if you are in the faith. Examine yourselves! Or do you not recognize regarding yourselves that Jesus Christ [is] in you, unless you are unqualified?

Job 13:15

Look, [though] he kill me, I will hope in him; however, I will defend my ways {before him}.

Psalm 26:2

Prove me, O Yahweh, and test me. Try my {innermost being} and my {mind}.

Proverbs 14:14

From his ways, the perverse of heart will be satisfied, and {from his own}, [so shall] a good man.

Luke 18:11

The Pharisee stood [and] prayed these [things] with reference to himself: 'God, I give thanks to you that I am not like other people--swindlers, unrighteous [people], adulterers, or even like this tax collector!

1 Corinthians 1:12-13

But I say this, that each of you is saying, "I am with Paul," and "I [am] with Apollos," and "I [am] with Cephas," and "I [am] with Christ."

1 Corinthians 3:21-23

So then, let no one boast in people. For all [things] are yours,

1 Corinthians 4:3-4

But to me it is a very little matter that I be judged by you or by a human court, but I do not [even] judge myself.

1 Corinthians 4:6-7

Now I have applied these things, brothers, to myself and Apollos for your sake, in order that in us you may learn not [to go] beyond what is written, lest someone be inflated with pride on behalf of one [person] against the other.

2 Corinthians 1:12

For our reason for boasting is this: the testimony of our conscience that we conducted ourselves in the world, and especially toward you, in holiness and purity of motive from God, not in merely human wisdom, but by the grace of God.

2 Corinthians 11:12-13

But what I am doing, I will also do, in order that I may remove the opportunity of those who want an opportunity, that they may be found just as also we [are] in what they are boasting about.

Galatians 6:13

For not even those who are circumcised observe the law themselves, but they want you to be circumcised in order that they may boast in your flesh.

1 John 3:19-22

By this we know that we are of the truth and will convince our heart before him,

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
Look, [though] he kill me, I will hope in him; however, I will defend my ways {before him}.
1 Corinthians 11:28
But let a person examine himself, and in this way let him eat from the bread and let him drink from the cup.
2 Corinthians 13:5
Test yourselves [to see] if you are in the faith. Examine yourselves! Or do you not recognize regarding yourselves that Jesus Christ [is] in you, unless you are unqualified?

Rejoicing

Proverbs 14:14
From his ways, the perverse of heart will be satisfied, and {from his own}, [so shall] a good man.
1 Corinthians 4:3
But to me it is a very little matter that I be judged by you or by a human court, but I do not [even] judge myself.
2 Corinthians 1:12
For our reason for boasting is this: the testimony of our conscience that we conducted ourselves in the world, and especially toward you, in holiness and purity of motive from God, not in merely human wisdom, but by the grace of God.
1 John 3:19
By this we know that we are of the truth and will convince our heart before him,

And not

Galatians 6:13
For not even those who are circumcised observe the law themselves, but they want you to be circumcised in order that they may boast in your flesh.
Luke 18:11
The Pharisee stood [and] prayed these [things] with reference to himself: 'God, I give thanks to you that I am not like other people--swindlers, unrighteous [people], adulterers, or even like this tax collector!
1 Corinthians 1:12
But I say this, that each of you is saying, "I am with Paul," and "I [am] with Apollos," and "I [am] with Cephas," and "I [am] with Christ."
1 Corinthians 3:21
So then, let no one boast in people. For all [things] are yours,
1 Corinthians 4:6
Now I have applied these things, brothers, to myself and Apollos for your sake, in order that in us you may learn not [to go] beyond what is written, lest someone be inflated with pride on behalf of one [person] against the other.
2 Corinthians 11:12
But what I am doing, I will also do, in order that I may remove the opportunity of those who want an opportunity, that they may be found just as also we [are] in what they are boasting about.