Revelation 2:5

Remember then from where you have fallen, repent and do the works you did at first. If not, I will come to you and remove your lampstand from its place, unless you repent.

Revelation 2:16

Repent therefore, or else I will soon come to you and will fight against them with the sword of my mouth.

Revelation 3:19

Those whom I love, I rebuke and chasten. So be zealous and repent.

Matthew 21:41-43

They said to him, "He will put those wretches to a miserable death, and let out the vineyard to other tenants who will give him the fruits in their seasons."

Matthew 24:48-51

But if that servant is wicked and says to himself, 'My master is staying away a long time,'

Mark 12:9

What will the owner of the vineyard do? He will come and destroy the tenants, and give the vineyard to others.

Luke 1:17

And he will go before him in the spirit and power of Elijah, 'to turn the hearts of the fathers to the children,' and the disobedient to the wisdom of the just, to make ready a people prepared for the Lord."

Luke 12:45-46

But if that servant says to himself, 'My master is delayed in coming,' and begins to beat the menservants and the maidservants, and to eat and drink and get drunk,

Luke 20:16

He will come and destroy those tenants, and give the vineyard to others." When they heard this, they said, "May this never be!"

Acts 17:30-31

The times of ignorance God overlooked, but now he commands all people everywhere to repent,

Galatians 5:4

You have been severed from Christ, you who are seeking to be justified by law; you have fallen away from grace.

Hebrews 10:32

But remember the former days when, after you were enlightened, you endured a great struggle with sufferings,

2 Peter 1:12-13

Therefore I will always remind you of these things, even though you know them and are firmly established in the truth you now have.

Jude 1:24

Now to him who is able to keep you from falling and to present you without blemish before the presence of his glory with great joy,

Revelation 1:20

The mystery of the seven stars which you saw in my right hand, and the seven golden lampstands: the seven stars are the angels of the seven churches, and the seven lampstands are the seven churches.

Revelation 2:2

I know your works, your toil and your patient endurance. I know that you cannot bear evil men, but you have tested those who call themselves apostles and are not, and have found them to be false;

Revelation 2:19

I know your works, your love and faith, your service and perseverance, and that your works are now more than at the first.

Revelation 2:21-22

I gave her time to repent, but she refuses to repent of her immorality.

Revelation 3:2-3

Wake up, and strengthen what remains and is about to die, for I have not found your works perfect in the sight of my God.

Revelation 9:20-21

The rest of mankind, who were not killed by these plagues, did not repent of the works of their hands nor give up worshipping demons and idols of gold and silver and bronze and stone and wood, which can neither see nor hear nor walk;

Revelation 16:9

Men were scorched by the fierce heat, and they cursed the name of God who had power over these plagues, and they did not repent and give him glory.

Treasury of Scripture Knowledge

Summary

Remember therefore from whence thou art fallen, and repent, and do the first works; or else I will come unto thee quickly, and will remove thy candlestick out of his place, except thou repent.

General references

Bible References

Remember

Revelation 3:3
Remember therefore what you have received and heard; keep it, and repent. But if you will not wake up, I will come like a thief, and you will not know at what hour I will come upon you.
2 Peter 1:12
Therefore I will always remind you of these things, even though you know them and are firmly established in the truth you now have.

Thou art

Galatians 5:4
You have been severed from Christ, you who are seeking to be justified by law; you have fallen away from grace.
Jude 1:24
Now to him who is able to keep you from falling and to present you without blemish before the presence of his glory with great joy,

And repent

Revelation 2:16
Repent therefore, or else I will soon come to you and will fight against them with the sword of my mouth.
Revelation 3:3
Remember therefore what you have received and heard; keep it, and repent. But if you will not wake up, I will come like a thief, and you will not know at what hour I will come upon you.
Revelation 9:20
The rest of mankind, who were not killed by these plagues, did not repent of the works of their hands nor give up worshipping demons and idols of gold and silver and bronze and stone and wood, which can neither see nor hear nor walk;
Revelation 16:9
Men were scorched by the fierce heat, and they cursed the name of God who had power over these plagues, and they did not repent and give him glory.
Acts 17:30
The times of ignorance God overlooked, but now he commands all people everywhere to repent,

And do

Revelation 2:19
I know your works, your love and faith, your service and perseverance, and that your works are now more than at the first.
Revelation 3:2
Wake up, and strengthen what remains and is about to die, for I have not found your works perfect in the sight of my God.
Luke 1:17
And he will go before him in the spirit and power of Elijah, 'to turn the hearts of the fathers to the children,' and the disobedient to the wisdom of the just, to make ready a people prepared for the Lord."

Else

Revelation 2:16
Repent therefore, or else I will soon come to you and will fight against them with the sword of my mouth.
Revelation 3:3
Remember therefore what you have received and heard; keep it, and repent. But if you will not wake up, I will come like a thief, and you will not know at what hour I will come upon you.
Matthew 21:41
They said to him, "He will put those wretches to a miserable death, and let out the vineyard to other tenants who will give him the fruits in their seasons."
Matthew 24:48
But if that servant is wicked and says to himself, 'My master is staying away a long time,'
Mark 12:9
What will the owner of the vineyard do? He will come and destroy the tenants, and give the vineyard to others.
Luke 12:45
But if that servant says to himself, 'My master is delayed in coming,' and begins to beat the menservants and the maidservants, and to eat and drink and get drunk,
Luke 20:16
He will come and destroy those tenants, and give the vineyard to others." When they heard this, they said, "May this never be!"

General references

Matthew 25:7
Then all those virgins rose and trimmed their lamps.
1 Corinthians 11:31
But if we judged ourselves rightly, we would not be judged.