John 9:4

While daylight lasts, we must be busy with the work of God: night comes, when no one can do any work.

John 12:35

Then Jesus said to them, "The Light will shine among you for a little longer yet; walk while you have the Light, that the darkness may not overtake you. He who walks in the dark does not know where he is going.

John 4:34

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

Galatians 6:10

So then, as we have opportunity, let us do good to all men and in particular to the household of the faith.

Luke 13:32-34

"Go and tell that fox," he replied, "I cast out daemons and perform cures to-day and to-morrow, and on the third day I complete my task!

John 5:19

So Jesus made this answer to them: "Truly, truly I tell you, the Son can do nothing of his own accord, nothing but what he sees the Father doing; for whatever he does, the Son also does the same.

John 5:36

But I possess a testimony greater than that of John, for the deeds which the Father has granted me to accomplish, the very deeds on which I am engaged, are my testimony that the Father has sent me.

John 10:32

Jesus replied, "I have let you see many a good deed of God; for which of them do you mean to stone me?"

John 10:37

If I am not doing the deeds of my Father, do not believe me;

John 11:9-10

Jesus replied, "Are there not twelve hours in the day? If one walks during the day he does not stumble, for he sees the light of this world:

John 17:4

I have glorified thee on earth by accomplishing the work thou gavest me to do;

Acts 4:20

Certainly we cannot give up speaking of what we have seen and heard."

Ephesians 5:16

make the very most of your time, for these are evil days.

Colossians 4:5

Let Christian wisdom rule your behaviour to the outside world; make the very most of your time;

Treasury of Scripture Knowledge

Summary

I must work the works of him that sent me, while it is day: the night cometh, when no man can work.

Bible References

Must

John 4:34
Jesus said, "My food is to do the will of him who sent me, and to accomplish his work.
John 5:19
So Jesus made this answer to them: "Truly, truly I tell you, the Son can do nothing of his own accord, nothing but what he sees the Father doing; for whatever he does, the Son also does the same.
John 10:32
Jesus replied, "I have let you see many a good deed of God; for which of them do you mean to stone me?"
John 17:4
I have glorified thee on earth by accomplishing the work thou gavest me to do;
Luke 13:32
"Go and tell that fox," he replied, "I cast out daemons and perform cures to-day and to-morrow, and on the third day I complete my task!
Acts 4:20
Certainly we cannot give up speaking of what we have seen and heard."

While

John 11:9
Jesus replied, "Are there not twelve hours in the day? If one walks during the day he does not stumble, for he sees the light of this world:
John 12:35
Then Jesus said to them, "The Light will shine among you for a little longer yet; walk while you have the Light, that the darkness may not overtake you. He who walks in the dark does not know where he is going.
Ephesians 5:16
make the very most of your time, for these are evil days.
Colossians 4:5
Let Christian wisdom rule your behaviour to the outside world; make the very most of your time;