2 Peter 3:14

Therefore, dear friends, in expectation of these things, make every effort to be found by him spotless, blameless, and at peace.

1 Corinthians 15:58

Therefore, my dear Brothers, stand firm, unshaken, always diligent in the Lord's work, for you know that, in union with him, your toil is not in vain.

1 Thessalonians 3:13

And so make your hearts strong, and your lives pure beyond reproach, in the sight of our God and Father, at the Coming of our Lord Jesus, with all his Holy Ones.

1 Thessalonians 5:23

May God himself, the giver of peace, make you altogether holy; and may your spirits, souls, and bodies be kept altogether faultless until the Coming of our Lord Jesus Christ.

Philippians 1:10

Until you are able to appreciate all moral distinctions. And I pray, too, that you may be kept pure and blameless against the Day of Christ,

Matthew 24:26

Therefore, if people say to you 'He is in the Wilderness!', do not go out there; or 'He is in an inner room!', do not believe it;

Luke 2:29

"Now, Lord, thou wilt let thy servant go, According to thy word, in peace,

Luke 12:43

Happy will that servant be whom his master, when he comes home, shall find doing this.

1 Corinthians 1:8

And God himself will strengthen you to the end, so that at the Day of our Lord Jesus Christ you may be found blameless.

Philippians 2:15

So as to prove yourselves blameless and innocent-- 'faultless children of God, in the midst of an evil-disposed and perverse generation,' in which you are seen shining like stars in a dark world,

Philippians 3:20

But the State of which we are citizens is in Heaven; and it is from Heaven that we are eagerly looking for a Savior, the Lord Jesus Christ,

Hebrews 9:28

so it is with the Christ. He was offered up once and for all, to 'bear away the sins of many'; and the second time he will appear--but without any burden of sin--to those who are waiting for him, to bring Salvation.

James 1:27

That religious observance which is pure and spotless in the eyes of God our Father is this--to visit orphans and widows in their trouble, and to keep oneself uncontaminated by the world.

2 Peter 1:5-10

Yes, and for this very reason do your best to supplement your faith by goodness, goodness by knowledge,

1 John 3:3

And every one who has this hope with regard to Christ tries to make himself pure--as Christ is pure.

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 State of which we are citizens is in Heaven; and it is from Heaven that we are eagerly looking for a Savior, the Lord Jesus Christ,
Hebrews 9:28
so it is with the Christ. He was offered up once and for all, to 'bear away the sins of many'; and the second time he will appear--but without any burden of sin--to those who are waiting for him, to bring Salvation.

Be diligent

2 Peter 1:5
Yes, and for this very reason do your best to supplement your faith by goodness, goodness by knowledge,
1 John 3:3
And every one who has this hope with regard to Christ tries to make himself pure--as Christ is pure.

In peace

Matthew 24:26
Therefore, if people say to you 'He is in the Wilderness!', do not go out there; or 'He is in an inner room!', do not believe it;
Luke 2:29
"Now, Lord, thou wilt let thy servant go, According to thy word, in peace,
Luke 12:43
Happy will that servant be whom his master, when he comes home, shall find doing this.
1 Corinthians 1:8
And God himself will strengthen you to the end, so that at the Day of our Lord Jesus Christ you may be found blameless.
1 Corinthians 15:58
Therefore, my dear Brothers, stand firm, unshaken, always diligent in the Lord's work, for you know that, in union with him, your toil is not in vain.
Philippians 1:10
Until you are able to appreciate all moral distinctions. And I pray, too, that you may be kept pure and blameless against the Day of Christ,
1 Thessalonians 3:13
And so make your hearts strong, and your lives pure beyond reproach, in the sight of our God and Father, at the Coming of our Lord Jesus, with all his Holy Ones.
1 Thessalonians 5:23
May God himself, the giver of peace, make you altogether holy; and may your spirits, souls, and bodies be kept altogether faultless until the Coming of our Lord Jesus Christ.

General references

Matthew 25:7
Then all the bridesmaids awoke and trimmed their lamps.
Luke 12:40
Do you also prepare, for when you are least expecting him the Son of Man will come."
Hebrews 13:14
for here we have no permanent city, but are looking for the City that is to be.