'Seven' in the Bible

So the king of Israel went with the king of Judah and the king of Edom by a roundabout way for seven days: and there was no water for the army or for the beasts they had with them.

And when the king of Moab saw that the fight was going against him, he took with him seven hundred men armed with swords, with the idea of forcing a way through to the king of Aram, but they were not able to do so.

Then he came back, and after walking once through the house and back, he went up, stretching himself out on the child seven times; and the child's eyes became open.

And Elisha sent a servant to him, saying, Go to Jordan, and after washing seven times in its waters your flesh will be well again and you will be clean.

Then he went down seven times into the waters of Jordan, as the man of God had said; and his flesh became like the flesh of a little child again, and he was clean.

Now Elisha had said to the woman whose son he had given back to life, Go now, with all the people of your house, and get a living-place for yourselves wherever you are able; for by the word of the Lord, there will be great need of food in the land; and this will go on for seven years.

So the woman got up and did as the man of God said; and she and the people of her house were living in the land of the Philistines for seven years.

And when the seven years were ended, the woman came back from the land of the Philistines and went to the king with a request for her house and her land.

And Jehoash was seven years old when he became king.

And all the men of war, seven thousand of them, and a thousand expert workmen and metal-workers, all of them strong and able to take up arms, the king of Babylon took away as prisoners into Babylon.