Matthew 4:10

Then Jesus saith to him, Get thee hence, Satan; for it is written, Thou shalt worship the Lord thy God, and him only shalt thou serve.

Matthew 6:24

No man can serve two masters: for either he will hate the one and love the other, or he will cleave to the one and neglect the other.

Matthew 22:37

Jesus said to him, Thou shalt love the Lord thy God with all thy heart, and with all thy soul, and with all thy mind.

Luke 1:74

That he would grant us, being delivered out of the hand of our enemies,

John 12:26

If any man serve me, let him follow me, and where I am, there shall also my servant be: if any man serve me, him will the Father honour.

John 14:15

If ye love me, keep my commandments. And I will ask the Father, and he will give you another Comforter,

John 14:21-23

He that hath my commandments, and keepeth them, he it is that loveth me: and he that loveth me, shall be loved by my Father, and I will love him, and will manifest myself to him.

John 21:15-17

When they had dined, Jesus saith to Simon Peter, Simon, son of Jonah, lovest thou me more than these do? He saith to him, Yea, Lord, thou knowest that I love thee.

Acts 11:23

Who coming and seeing the grace of God, was glad, and exhorted them all, to cleave unto the Lord with full purpose of heart.

Acts 27:23

For there stood by me this night an angel of the God, whose I am, and whom I serve, Saying, Fear not, Paul;

Romans 1:9

For God, whom I serve with my spirit in the gospel of his Son, is my witness, how incessantly I make mention of you,

Romans 8:28

And we know, that all things work together for good, to them that love God, to them that are called according to his purpose.

Romans 12:9

Let love be without dissimulation. Abhor that which is evil, cleave to that which is good.

Hebrews 6:11-12

But we desire that every one of you would shew unto the end the same diligence, to the full assurance of hope,

Hebrews 12:15

Looking diligently, lest any one fall from the grace of God, lest any root of bitterness springing up trouble you, and thereby many be defiled: Lest there be any fornicator or profane person,

James 1:12

Happy is the man that endureth temptation: for when he hath been proved, he shall receive the crown of life, which the Lord hath promised to them that love him.

James 2:5

Hearken, my beloved brethren, Hath not God chosen the poor of this world, rich in faith, and heirs of the kingdom, which he hath promised to them that love him?

2 Peter 1:5-10

For this very reason giving all diligence, add to your faith courage,

1 John 5:2-3

Hereby we know that we love the children of God, when we love God, and keep his commandments.

Treasury of Scripture Knowledge

Summary

But take diligent heed to do the commandment and the law, which Moses the servant of the LORD charged you, to love the LORD your God, and to walk in all his ways, and to keep his commandments, and to cleave unto him, and to serve him with all your heart and with all your soul.

Bible References

Love

Matthew 22:37
Jesus said to him, Thou shalt love the Lord thy God with all thy heart, and with all thy soul, and with all thy mind.
John 14:15
If ye love me, keep my commandments. And I will ask the Father, and he will give you another Comforter,
John 21:15
When they had dined, Jesus saith to Simon Peter, Simon, son of Jonah, lovest thou me more than these do? He saith to him, Yea, Lord, thou knowest that I love thee.
Romans 8:28
And we know, that all things work together for good, to them that love God, to them that are called according to his purpose.
James 1:12
Happy is the man that endureth temptation: for when he hath been proved, he shall receive the crown of life, which the Lord hath promised to them that love him.
James 2:5
Hearken, my beloved brethren, Hath not God chosen the poor of this world, rich in faith, and heirs of the kingdom, which he hath promised to them that love him?
1 John 5:2
Hereby we know that we love the children of God, when we love God, and keep his commandments.

Cleave

Acts 11:23
Who coming and seeing the grace of God, was glad, and exhorted them all, to cleave unto the Lord with full purpose of heart.
Romans 12:9
Let love be without dissimulation. Abhor that which is evil, cleave to that which is good.

Serve

Matthew 4:10
Then Jesus saith to him, Get thee hence, Satan; for it is written, Thou shalt worship the Lord thy God, and him only shalt thou serve.
Matthew 6:24
No man can serve two masters: for either he will hate the one and love the other, or he will cleave to the one and neglect the other.
Luke 1:74
That he would grant us, being delivered out of the hand of our enemies,
John 12:26
If any man serve me, let him follow me, and where I am, there shall also my servant be: if any man serve me, him will the Father honour.
Acts 27:23
For there stood by me this night an angel of the God, whose I am, and whom I serve, Saying, Fear not, Paul;
Romans 1:9
For God, whom I serve with my spirit in the gospel of his Son, is my witness, how incessantly I make mention of you,