Matthew 4:10
Then saith Jesus to him, Be gone, Satan! for it is written, "Thou shalt worship the Lord thy God, and him only shalt thou serve."
Matthew 6:24
No one can serve two masters; for either he will hate one, and love the other; or else he will cleave to one, and despise the other. Ye cannot serve God and mammon.
Matthew 22:37
And he 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
to grant to us, that being delivered from the hand of our enemies, we might worship him without fear,
John 12:26
If any one be a servant to me, let him follow me; and where I am, there also will my servant be; if any one serve me, the Father will honor him.
John 14:15
If ye love me, ye will keep my commandments;
John 14:21-23
He that hath my commandments and keepeth them, he it is that loveth me; and he that loveth 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 had breakfasted, Jesus saith to Simon Peter, Simon, son of John, lovest thou me more than these? He saith to him, Yea, Lord, thou knowest that I love thee. He saith to him, Feed my lambs.
Acts 11:23
who, when he came, and saw the grace of God, rejoiced, and exhorted all to cleave to the Lord with purpose of heart;
Acts 27:23
For there stood by me this night an angel of God, whose I am, and whom I serve,
Romans 1:9
For God is my witness, whom I serve with my spirit in the gospel of his Son, how constantly I make mention of you, always in my prayers
Romans 8:28
We know moreover that all things work together for good to those who love God, to those who are called according to his purpose.
Romans 12:9
Let your love be unfeigned. Abhor that which is evil, cleave to that which is good.
Hebrews 6:11-12
But we earnestly desire that every one of you may show the same diligence with regard to the full assurance of your hope even to the end;
Hebrews 12:15
looking diligently, lest any one come short of the grace of God; lest any root of bitterness springing up trouble you, and the many be thereby defiled;
James 1:12
Blessed is the man that endureth temptation; for when he is approved, he will receive the crown of life, which He promised to them that love him.
James 2:5
Hearken, my beloved brethren. Did not God choose the poor as to the world to be rich in faith, and heirs of the kingdom which he promised to them that love him?
2 Peter 1:5-10
even for this very reason, giving all diligence, add to your faith virtue, and to virtue knowledge,
1 John 5:2-3
By this we know that we love the children of God, when we love God, and do his commandments.