Matthew 24:12

and because of the increase of wickedness, most men's love will grow cold.

James 4:1-4

What causes wars and fights among you? Is it not your cravings, which are at war within your bodies?

James 5:1-6

Come now, you rich people! weep aloud and howl over the miseries that are going to overtake you!

Revelation 2:4-5

But I hold it against you that you do not love as you did at first.

Revelation 2:10

Do not be afraid of what you are going to suffer. See! The devil is going to put some of you into prison to be tested there, and for ten days to endure persecution. Prove faithful even unto death and I will give you the crown of life.

Revelation 3:15

I know what you are doing, and that you are neither cold nor hot. I wish you were either cold or hot!

Treasury of Scripture Knowledge

Summary

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

Bible References

The love

Revelation 2:4
But I hold it against you that you do not love as you did at first.
Revelation 3:15
I know what you are doing, and that you are neither cold nor hot. I wish you were either cold or hot!