2 Peter 3:14

Therefore, dear friends, while waiting for this, make every effort to be found by him unstained, irreproachable, and at peace.

1 Thessalonians 3:13

so that your hearts may be strong and faultlessly pure in the sight of our God and Father, when our Lord Jesus appears with all his saints!

1 Thessalonians 5:23

May God himself, the giver of peace, consecrate you through and through. Spirit, soul, and body, may you be kept sound, and be found irreproachable when our Lord Jesus Christ comes.

Philippians 1:10

so that you may have a sense of what is vital, and may be men of transparent character and blameless life, in preparation for the Day of Christ,

Matthew 24:26

So if they say to you, 'There he is, in the desert!' do not go out there; 'Here he is, in a room in here!' do not believe it.

Luke 2:29

"Now, Master, you will let your slave go free In peace, as you promised,

Luke 12:43

Blessed is that slave if his master when he returns finds him doing it.

1 Corinthians 1:8

and at the Day of our Lord Jesus Christ he will insure your complete vindication.

Philippians 2:15

so that you will be blameless and honest, faultless children of God in the midst of a crooked and perverted age, in which you appear like stars in a dark world,

Philippians 3:20

But the commonwealth to which we belong is in heaven, and from it we are eagerly awaiting the coming of a savior, the Lord Jesus Christ.

Hebrews 9:28

so the Christ too, after being offered in sacrifice once for all to carry away the sins of many, will appear again but without any burden of sin, to those who are eagerly waiting for him to come and save them.

James 1:27

A religious observance that is pure and stainless in the sight of God the Father is this: to look after orphans and widows in their trouble, and keep one's self unstained by the world.

2 Peter 1:5-10

For this very reason make every effort to supplement your faith with goodness, goodness with knowledge,

1 John 3:3

And everyone who possesses this hope in him tries to make himself as pure as he is.

Treasury of Scripture Knowledge

Summary

Wherefore, beloved, seeing that ye look for such things, be diligent that ye may be found of him in peace, without spot, and blameless.

Be diligent

Bible References

Seeing

Philippians 3:20
But the commonwealth to which we belong is in heaven, and from it we are eagerly awaiting the coming of a savior, the Lord Jesus Christ.
Hebrews 9:28
so the Christ too, after being offered in sacrifice once for all to carry away the sins of many, will appear again but without any burden of sin, to those who are eagerly waiting for him to come and save them.

Be diligent

2 Peter 1:5
For this very reason make every effort to supplement your faith with goodness, goodness with knowledge,
1 John 3:3
And everyone who possesses this hope in him tries to make himself as pure as he is.

In peace

Matthew 24:26
So if they say to you, 'There he is, in the desert!' do not go out there; 'Here he is, in a room in here!' do not believe it.
Luke 2:29
"Now, Master, you will let your slave go free In peace, as you promised,
Luke 12:43
Blessed is that slave if his master when he returns finds him doing it.
1 Corinthians 1:8
and at the Day of our Lord Jesus Christ he will insure your complete vindication.
Philippians 1:10
so that you may have a sense of what is vital, and may be men of transparent character and blameless life, in preparation for the Day of Christ,
1 Thessalonians 3:13
so that your hearts may be strong and faultlessly pure in the sight of our God and Father, when our Lord Jesus appears with all his saints!
1 Thessalonians 5:23
May God himself, the giver of peace, consecrate you through and through. Spirit, soul, and body, may you be kept sound, and be found irreproachable when our Lord Jesus Christ comes.

General references

Matthew 25:7
Then all the bridesmaids awoke, and trimmed their lamps.
Luke 12:40
You must be ready too, for the Son of Man is coming at a time when you do not expect him."
Hebrews 13:14
for we have no permanent city here on earth, but we are in search of the city that is to come.