2 Peter 3:14

For this reason, my loved ones, as you are looking for these things, take great care that when he comes you may be in peace before him, free from sin and every evil thing.

1 Corinthians 15:58

For this cause, my dear brothers, be strong in purpose and unmoved, ever giving yourselves to the work of the Lord, because you are certain that your work is not without effect in the Lord.

1 Thessalonians 3:13

So that your hearts may be strong and free from all sin before our God and Father, at the coming of our Lord Jesus with all his saints.

1 Thessalonians 5:23

And may the God of peace himself make you holy in every way; and may your spirit and soul and body be free from all sin at the coming of our Lord Jesus Christ.

Philippians 1:10

So that you may give your approval to the best things; that you may be true and without wrongdoing till the day of Christ;

Matthew 24:26

If, then, they say to you, See, he is in the waste land; go not out: See, he is in the inner rooms; put no faith in it.

Luke 2:29

Now you are letting your servant go in peace, O Lord, as you have said;

Luke 12:43

Happy is that servant who, when his lord comes, is doing so.

1 Corinthians 1:8

Who will give you strength to the end, to be free from all sin in the day of our Lord Jesus Christ.

Philippians 2:15

So that you may be holy and gentle, children of God without sin in a twisted and foolish generation, among whom you are seen as lights in the world,

Philippians 3:20

For our country is in heaven; from where the Saviour for whom we are waiting will come, even the Lord Jesus Christ:

Hebrews 9:28

So Christ, having at his first coming taken on himself the sins of men, will be seen a second time, without sin, by those who are waiting for him, for their salvation.

James 1:27

The religion which is holy and free from evil in the eyes of our God and Father is this: to take care of children who have no fathers and of widows who are in trouble, and to keep oneself untouched by the world.

2 Peter 1:5-10

So, for this very cause, take every care; joining virtue to faith, and knowledge to virtue,

1 John 3:3

And everyone who has this hope in him makes himself holy, even as he is holy.

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
For our country is in heaven; from where the Saviour for whom we are waiting will come, even the Lord Jesus Christ:
Hebrews 9:28
So Christ, having at his first coming taken on himself the sins of men, will be seen a second time, without sin, by those who are waiting for him, for their salvation.

Be diligent

2 Peter 1:5
So, for this very cause, take every care; joining virtue to faith, and knowledge to virtue,
1 John 3:3
And everyone who has this hope in him makes himself holy, even as he is holy.

In peace

Matthew 24:26
If, then, they say to you, See, he is in the waste land; go not out: See, he is in the inner rooms; put no faith in it.
Luke 2:29
Now you are letting your servant go in peace, O Lord, as you have said;
Luke 12:43
Happy is that servant who, when his lord comes, is doing so.
1 Corinthians 1:8
Who will give you strength to the end, to be free from all sin in the day of our Lord Jesus Christ.
1 Corinthians 15:58
For this cause, my dear brothers, be strong in purpose and unmoved, ever giving yourselves to the work of the Lord, because you are certain that your work is not without effect in the Lord.
Philippians 1:10
So that you may give your approval to the best things; that you may be true and without wrongdoing till the day of Christ;
1 Thessalonians 3:13
So that your hearts may be strong and free from all sin before our God and Father, at the coming of our Lord Jesus with all his saints.
1 Thessalonians 5:23
And may the God of peace himself make you holy in every way; and may your spirit and soul and body be free from all sin at the coming of our Lord Jesus Christ.

General references

Deuteronomy 6:17
Keep with care the orders of the Lord your God, and his rules and his laws which he has given you;
Proverbs 27:12
The sharp man sees the evil and takes cover: the simple go straight on and get into trouble.
Song of Songs 4:7
You are all fair, my love; there is no mark on you.
Matthew 25:7
Then all those virgins got up, and made ready their lights.
Luke 12:40
So be ready: for the Son of man is coming at a time when you are not looking for him.
Hebrews 13:14
For here we have no fixed resting-place, but our search is for the one which is to come.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain