Revelation 2:4

But I have this against you, that you have left your first love.

Matthew 24:12-13

Because lawlessness is increased, most people’s love will grow cold.

Jeremiah 2:2-5

“Go and proclaim in the ears of Jerusalem, saying, ‘Thus says the Lord,
“I remember concerning you the devotion of your youth,
The love of your betrothals,
Your following after Me in the wilderness,
Through a land not sown.

Philippians 1:9

And this I pray, that your love may abound still more and more in real knowledge and all discernment,

Philippians 3:13-16

Brethren, I do not regard myself as having laid hold of it yet; but one thing I do: forgetting what lies behind and reaching forward to what lies ahead,

1 Thessalonians 4:9-10

Now as to the love of the brethren, you have no need for anyone to write to you, for you yourselves are taught by God to love one another;

2 Thessalonians 1:3

We ought always to give thanks to God for you, brethren, as is only fitting, because your faith is greatly enlarged, and the love of each one of you toward one another grows ever greater;

Hebrews 6:10-11

For God is not unjust so as to forget your work and the love which you have shown toward His name, in having ministered and in still ministering to the saints.

Revelation 2:14

But I have a few things against you, because you have there some who hold the teaching of Balaam, who kept teaching Balak to put a stumbling block before the sons of Israel, to eat things sacrificed to idols and to commit acts of immorality.

Revelation 2:20

But I have this against you, that you tolerate the woman Jezebel, who calls herself a prophetess, and she teaches and leads My bond-servants astray so that they commit acts of immorality and eat things sacrificed to idols.

Revelation 3:14-17

“To the angel of the church in Laodicea write:The Amen, the faithful and true Witness, the Beginning of the creation of God, says this:

Treasury of Scripture Knowledge

Summary

Nevertheless I have somewhat against thee, because thou hast left thy first love.

General references

Bible References

I have

Revelation 2:14
But I have a few things against you, because you have there some who hold the teaching of Balaam, who kept teaching Balak to put a stumbling block before the sons of Israel, to eat things sacrificed to idols and to commit acts of immorality.

General references

Matthew 25:7
Then all those virgins rose and trimmed their lamps.
Hebrews 13:1
Let love of the brethren continue.