'Work' in the Bible

And now I say unto you, Refrain from these men, and let them alone: for if this counsel or this work be of men, it will be overthrown:

And as they ministered to the Lord, and fasted, the Holy Spirit said, Separate me Barnabas and Saul for the work whereunto I have called them.

Behold, ye despisers, and wonder, and perish; For I work a work in your days, A work which ye shall in no wise believe, if one declare it unto you.

and thence they sailed to Antioch, from whence they had been committed to the grace of God for the work which they had fulfilled.

But Paul thought not good to take with them him who withdrew from them from Pamphylia, and went not with them to the work.