Revelation 3:15

"I know thy works, that thou art neither cold nor hot: I would thou wert cold or hot."

Cross References (ranked by relevance)

Romans 12:11 37

Not slothful in business; fervent in spirit; serving the Lord;

Matthew 6:24 32

No man can serve two masters: for either he will hate the one, and love the other; or else he will hold to the one, and despise the other. Ye cannot serve God and mammon.

1 Kings 18:21 30

And Elijah came unto all the people, and said, How long halt ye between two opinions? if the LORD be God, follow him: but if Baal, then follow him. And the people answered him not a word.

James 1:8 27

A double minded man is unstable in all his ways.

Revelation 2:4 14

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

Matthew 24:12 12

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

Proverbs 23:26

My son, give me thine heart, and let thine eyes observe my ways.

2 Corinthians 12:20

For I fear, lest, when I come, I shall not find you such as I would, and that I shall be found unto you such as ye would not: lest there be debates, envyings, wraths, strifes, backbitings, whisperings, swellings, tumults:

1 Peter 1:22

Seeing ye have purified your souls in obeying the truth through the Spirit unto unfeigned love of the brethren, see that ye love one another with a pure heart fervently:

Matthew 10:37

He that loveth father or mother more than me is not worthy of me: and he that loveth son or daughter more than me is not worthy of me.

Philippians 1:9

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

Revelation 3:1

And unto the angel of the church in Sardis write; These things saith he that hath the seven Spirits of God, and the seven stars; I know thy works, that thou hast a name that thou livest, and art dead.

Deuteronomy 5:29

O that there were such an heart in them, that they would fear me, and keep all my commandments always, that it might be well with them, and with their children for ever!

Revelation 2:2

I know thy works, and thy labour, and thy patience, and how thou canst not bear them which are evil: and thou hast tried them which say they are apostles, and are not, and hast found them liars:

2 Thessalonians 1:3

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

Hosea 10:2

Their heart is divided; now shall they be found faulty: he shall break down their altars, he shall spoil their images.

1 Corinthians 16:22

If any man love not the Lord Jesus Christ, let him be Anathema Maranatha.