Matthew 4:10
Then Jesus saith to him, "Depart, Satan; for it has been written, 'You shall worship the Lord your God, and Him only shall you serve.'"
Matthew 6:24
"No one can serve two masters; for either he will hate the one, and love the other; or he will hold to one, and despise the other. Ye cannot serve God and Mammon.
Matthew 22:37
And He said to him, "You shall love the Lord your God with all your heart, and with all your soul, and with all your mind.
Luke 1:74
to grant to us that we, being delivered out of the hand of our enemies, might serve Him without fear,
John 12:26
If any one serve Me, let him follow Me; and where I am there will also My servant be. If anyone serve Me, him will My Father honor.
John 14:15
"If ye love Me, ye will keep My commandments;
John 14:21-23
He who has My commandments, and keeps them, he it is that loves Me; and he that loves Me will be loved by My Father, and I will love him, and will manifest Myself to him."
John 21:15-17
So, when they breakfasted, Jesus saith to Simon Peter, "Simon, son of John, do you love me more than these?" He says to Him, "Yea, Lord, Thou knowest that I fondly love Thee." He saith to him, "Feed My lambs."
Acts 11:23
who, having come, and having seen the grace of God, rejoiced, and was exhorting all that, with purpose of heart, they should cleave to the Lord;
Acts 27:23
For there stood by me this night an angel of the God Whose I am, and Whom I serve,
Romans 1:9
For God is my witness, Whom I serve in my spirit in the Gospel of His Son, how unceasingly I make mention of you always in my prayers,
Romans 8:28
And we know that all things are working together for good to those who love God, to those who are called according to His purpose;
Romans 12:9
Let love be without hypocrisy; abhorring that which is evil; cleaving to that which is good;
Hebrews 6:11-12
And we desire that each of you show forth the same diligence to the full assurance of the hope to the end;
Hebrews 12:15
looking carefully, lest there be any one falling short of the grace of God; lest any root of bitterness, springing up, trouble you, and through it many be defiled;
James 1:12
Happy is a man who endures temptation; because, when he becomes approved, he will receive the crown of life, which He promised to those who love Him.
James 2:5
Hearken, my beloved brethren, did not God choose the poor of the world to be rich in faith, and heirs of the kingdom which he promised to those who love Him?
2 Peter 1:5-10
and, even for this very reason, adding all diligence, in your faith supply virtue; and in virtue, knowledge;
1 John 5:2-3
In this we know that we love the children of God, when we love God, and do His commandments.