'Seven' in the Bible

“Those who were full hire themselves out for bread,But those who were hungry cease [to hunger].Even the barren [woman] gives birth to seven,But she who has many children withers away.

Now the ark of the Lord had been in the country of the Philistines for seven months.

You shall go down ahead of me to Gilgal; and behold, I will be coming down to you to offer burnt offerings and to sacrifice peace offerings. You shall wait seven days until I come to you and show you what you must do.”

The elders of Jabesh said to Nahash, “Give us seven days so that we may send messengers throughout the territory of Israel. Then, if there is no one to save us, we will come out [and surrender] to you.”

Now Saul waited seven days, according to the appointed time which Samuel had set, but Samuel had not come to Gilgal; and the people were scattering away from Saul.

Jesse had seven of his sons pass before Samuel. But Samuel said to Jesse, “The Lord has not chosen [any of] these.”

They took their bones and buried them under the tamarisk tree at Jabesh, and fasted [as a sign of mourning and respect] for seven days.