Revelation 3:2

Be watchful, and strengthen the things which remain, which are ready to die; for I have not found thy works compleat before my God.

Matthew 6:2-4

Therefore when thou dost alms, do not sound a trumpet before thee, as the hypocrites do, in the synagogues and in the streets, that they may have glory of men. Verily I say unto you, they have their reward.

Matthew 23:5

But all their works they do, to be seen of men: they make broad their phylacteries, and inlarge the fringes of their garments.

Matthew 23:28-38

So ye likewise outwardly appear righteous to men; but within ye are full of hypocrisy and iniquity.

Matthew 24:42-51

Watch therefore; for ye know not what hour your Lord cometh.

Matthew 25:13

Watch therefore; for ye know not the day nor the hour.

Mark 13:33-37

Take heed; watch and pray: for ye know not when the time is.

Luke 22:31-32

And the Lord said, Simon, Simon, behold Satan hath desired to have you, that he might sift you as wheat.

Acts 18:23

And having spent some time there, he departed, and went over the country of Galatia and Phrygia in order, confirming all the disciples.

Acts 20:28-31

Take heed therefore to yourselves and to the whole flock, over which the Holy Ghost hath made you overseers, to feed the church of God, which he hath purchased with his own blood.

2 Timothy 4:1-4

I charge thee therefore before God and the Lord Jesus Christ, who will judge the quick and dead at his appearing and his kingdom, Preach the word;

1 Peter 4:7

But the end of all things is at hand; be ye therefore sober, and watch unto prayer.

1 Peter 5:8

for your adversary the devil, walketh about as a roaring lion, seeking whom he may devour:

Revelation 2:4

But I have against thee, that thou hast left thy first love.

Revelation 16:15

(Behold I come as a thief. Happy is he that watcheth and keepeth his garments, lest he walk naked and they see his shame.)

Treasury of Scripture Knowledge

Summary

Be watchful, and strengthen the things which remain, that are ready to die: for I have not found thy works perfect before God.

Bible References

Watchful

Revelation 16:15
(Behold I come as a thief. Happy is he that watcheth and keepeth his garments, lest he walk naked and they see his shame.)
Matthew 24:42
Watch therefore; for ye know not what hour your Lord cometh.
Matthew 25:13
Watch therefore; for ye know not the day nor the hour.
Mark 13:33
Take heed; watch and pray: for ye know not when the time is.
Acts 20:28
Take heed therefore to yourselves and to the whole flock, over which the Holy Ghost hath made you overseers, to feed the church of God, which he hath purchased with his own blood.
2 Timothy 4:1
I charge thee therefore before God and the Lord Jesus Christ, who will judge the quick and dead at his appearing and his kingdom, Preach the word;
1 Peter 4:7
But the end of all things is at hand; be ye therefore sober, and watch unto prayer.
1 Peter 5:8
for your adversary the devil, walketh about as a roaring lion, seeking whom he may devour:

Strengthen

Revelation 2:4
But I have against thee, that thou hast left thy first love.
Luke 22:31
And the Lord said, Simon, Simon, behold Satan hath desired to have you, that he might sift you as wheat.
Acts 18:23
And having spent some time there, he departed, and went over the country of Galatia and Phrygia in order, confirming all the disciples.

Thy works

Matthew 6:2
Therefore when thou dost alms, do not sound a trumpet before thee, as the hypocrites do, in the synagogues and in the streets, that they may have glory of men. Verily I say unto you, they have their reward.
Matthew 23:5
But all their works they do, to be seen of men: they make broad their phylacteries, and inlarge the fringes of their garments.

General references

Matthew 25:7
Then all those virgins arose and trimmed their lamps.
Mark 13:33
Take heed; watch and pray: for ye know not when the time is.
1 Corinthians 11:31
For if we would judge ourselves, we should not be judged.