Matthew 24:12

And, because of lawlessness being brought to the full, the love of the many, will grew cold.

James 4:1-4

Whence wars and whence fightings among you? are they not from hence - due to your pleasures which are taking the field in your members?

James 5:1-6

Come now! ye wealthy! Weep ye, howling, for your hardships which are coming upon you:

Revelation 2:4-5

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

Revelation 2:10

Do not fear the things which thou art about to suffer. Lo! the adversary is about to cast some of you into prison, that ye may be tried, and may have tribulation ten days. Become thou faithful until death, and I will give thee the crown of life.

Revelation 3:15

I know thy works; - that neither, cold, art thou, nor hot: I would that, cold, thou hadst been, 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
Nevertheless, I have against thee, that, thy first love, thou hast left.
Revelation 3:15
I know thy works; - that neither, cold, art thou, nor hot: I would that, cold, thou hadst been, or hot.