Colossians 3:23

Whatever you do, do it with all your heart, as if working for the Master and not for men,

Romans 12:11

Never flagging in zeal; fervent in spirit; serving the Master;

Matthew 6:33

But first seek his Kingdom and the righteousness that he requires, and then all these things shall be added for you.

John 4:34

"My food," replied Jesus, "is to do the will of him who sent me, and to complete his work.

John 9:4

We must do the work of him who sent me, while it is day; night is coming, when no one can work.

Acts 20:25-31

And now, I tell you, I know that none of you will ever see my face again--you among whom I have gone about proclaiming the Kingdom.

Romans 15:18-20

For I will not dare to speak of anything but what Christ has done through me to win the obedience of the Gentiles--

1 Corinthians 9:24

Do not you know that on a race-course, though all run, yet only one wins the prize? Run in such a way that you may win.

1 Corinthians 9:26

I, therefore, run with no uncertain aim. I box-not like a man hitting the air.

1 Corinthians 15:10

But it is through the love of God that I am what I am, and the love that he showed me has not been wasted. No, I have toiled harder than any of them, and yet it was not I, but the love of God working with me.

1 Corinthians 16:10

If Timothy comes, take care that he has no cause for feeling anxious while he is with you. He is doing the Master's work no less than I am.

Ephesians 5:16

Making the most of every opportunity; for these are evil days.

2 Peter 1:12-15

I shall, therefore, always be ready to remind you of all this, even though you know it and are firmly established in the Truth that you now hold.

Treasury of Scripture Knowledge

Summary

Whatsoever thy hand findeth to do, do it with thy might; for there is no work, nor device, nor knowledge, nor wisdom, in the grave, whither thou goest.

Bible References

Thy hand

Matthew 6:33
But first seek his Kingdom and the righteousness that he requires, and then all these things shall be added for you.
John 4:34
"My food," replied Jesus, "is to do the will of him who sent me, and to complete his work.
Romans 12:11
Never flagging in zeal; fervent in spirit; serving the Master;
Romans 15:18
For I will not dare to speak of anything but what Christ has done through me to win the obedience of the Gentiles--
1 Corinthians 9:24
Do not you know that on a race-course, though all run, yet only one wins the prize? Run in such a way that you may win.
1 Corinthians 15:10
But it is through the love of God that I am what I am, and the love that he showed me has not been wasted. No, I have toiled harder than any of them, and yet it was not I, but the love of God working with me.
1 Corinthians 16:10
If Timothy comes, take care that he has no cause for feeling anxious while he is with you. He is doing the Master's work no less than I am.
Ephesians 5:16
Making the most of every opportunity; for these are evil days.
Colossians 3:23
Whatever you do, do it with all your heart, as if working for the Master and not for men,
2 Peter 1:12
I shall, therefore, always be ready to remind you of all this, even though you know it and are firmly established in the Truth that you now hold.

For

John 9:4
We must do the work of him who sent me, while it is day; night is coming, when no one can work.
Acts 20:25
And now, I tell you, I know that none of you will ever see my face again--you among whom I have gone about proclaiming the Kingdom.