Revelation 2:4

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

Matthew 24:12-13

And because iniquity shall abound, the love of many shall wax cold.

Philippians 1:9

And this I pray, that your love may abound yet more and more, in all knowledge and in all spiritual sense,

Philippians 3:13-16

Brethren, I do not account myself to have apprehended.

1 Thessalonians 4:9-10

Touching brotherly love, we need not write to you: for ye yourselves are taught of God to love one another.

2 Thessalonians 1:3

We are bound to thank God always for you, brethren, as it is meet, because your faith groweth exceedingly, and the love of every one of you all toward each other aboundeth.

Hebrews 6:10-11

For God is not unrighteous, to forget your work and labour of love, which ye have shewed toward his name, in that ye have ministered to the saints, and do minister.

Revelation 2:14

But I have a few things against thee, that thou hast there them that hold the doctrine of Balaam, who taught Balak to cast a stumbling-block before the sons of Israel, to eat things sacrificed to idols, and to commit fornication.

Revelation 2:20

But I have against thee, that thou sufferest that woman Jezebel, who callest herself a prophetess, and teacheth and seduceth my servants to commit fornication, and to eat things sacrificed to idols.

Revelation 3:14-17

And to the angel of the church at Laodicea write, These things saith the Amen, the faithful and true witness, the beginning of the creation of God.

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 thee, that thou hast there them that hold the doctrine of Balaam, who taught Balak to cast a stumbling-block before the sons of Israel, to eat things sacrificed to idols, and to commit fornication.

General references

Matthew 25:7
Then all those virgins arose and trimmed their lamps.
Hebrews 13:1
Let brotherly love continue.