'Seven' in the Bible

So the king of Israel, the king of Judah, and the king of Edom made a complete circuit on the road for seven days, but there was no water for the army or for the livestock that accompanied them.

Then he went downstairs, walked around back and forth inside the house once, went back up to his upper chamber, and stretched himself over the child again. The young man sneezed seven times and then opened his eyes.

Elisha sent a messenger out to him, who told him, "Go bathe in the Jordan River seven times. Your flesh will be restored for you. Now stay clean!"

So he went down and plunged himself into the Jordan River seven times, just as the man of God had said, and his flesh rejuvenated like the flesh of a newborn child. And he was clean.

Meanwhile, Elisha urged the woman whose son he had restored to life, "You must get up and leave with your household to go live wherever you can, because the LORD has called for a famine, and it's going to come over the land for seven years."

So the woman followed the instructions given to her by the man of God, and she went to the territory of the Philistines to live for seven years with her household.

At the end of the seven years, the woman returned from the territory of the Philistines and went to the king in order to file an appeal regarding her house and her grain field.

Jehoash began to reign as king when he was seven years old,

Nevertheless, seven months later, Nethaniah's son Ishmael, the grandson of Elishama from the royal family, came with ten men and attacked Gedaliah. As a result, he died along with the Jews and Chaldeans who were with him at Mizpah.