Nehemiah 6:3

So I sent unto them messengers, saying, A great work, am, I, doing, and cannot come down, - wherefore should the work cease whilst I leave it, and come down unto you?

Proverbs 14:15

The simple, believeth every word, but, the prudent, looketh well to his going.

Ecclesiastes 9:10

Whatsoever thy hand findeth to do, with thy might, do, - for there is no work nor calculation nor knowledge nor wisdom, in hades, whither, thou, art going.

Matthew 10:16

Lo! I, send you forth as sheep amidst wolves; become ye therefore - prudent, as serpents, and simple, as doves.

Luke 14:30

saying - This man, began to build, and was not able to finish!

John 9:4

We must needs be working the works of him that sent me, while it is, day: There cometh a night, when, no one, can work.

1 Timothy 4:15-16

These things, be thy care, in these things, be thou, that, thine advancement, may be, manifest, unto all:

Treasury of Scripture Knowledge

Summary

And I sent messengers unto them, saying, I am doing a great work, so that I cannot come down: why should the work cease, whilst I leave it, and come down to you?

Bible References

And i sent

Proverbs 14:15
The simple, believeth every word, but, the prudent, looketh well to his going.
Matthew 10:16
Lo! I, send you forth as sheep amidst wolves; become ye therefore - prudent, as serpents, and simple, as doves.

I am doing

Ecclesiastes 9:10
Whatsoever thy hand findeth to do, with thy might, do, - for there is no work nor calculation nor knowledge nor wisdom, in hades, whither, thou, art going.
Luke 14:30
saying - This man, began to build, and was not able to finish!
John 9:4
We must needs be working the works of him that sent me, while it is, day: There cometh a night, when, no one, can work.
1 Timothy 4:15
These things, be thy care, in these things, be thou, that, thine advancement, may be, manifest, unto all: