'Seven' in the Bible

Then Nebuchadnezzar was full of wrath, and the form of his face was changed against Shadrach, Meshach, and Abed-nego: and he gave orders that the fire was to be heated up seven times more than it was generally heated.

Let his heart be changed from that of a man, and the heart of a beast be given to him; and let seven times go by him.

That they will send you out from among men, to be with the beasts of the field; they will give you grass for your food like the oxen, and you will be wet with the dew of heaven, and seven times will go by you, till you are certain that the Most High is ruler in the kingdom of men, and gives it to any man at his pleasure.

And they will send you out from among men, to be with the beasts of the field; they will give you grass for your food like the oxen, and seven times will go by you, till you are certain that the Most High is ruler in the kingdom of men, and gives it to any man at his pleasure.

Have then the certain knowledge that from the going out of the word for the building again of Jerusalem till the coming of a prince, on whom the holy oil has been put, will be seven weeks: in sixty-two weeks its building will be complete, with square and earthwork.