'Seven' in the Bible

For behold, the stone that I have set before Joshua; on one stone are seven eyes. Behold, I will engrave an inscription on it,’ declares the Lord of hosts, ‘and I will remove the iniquity of that land in one day.

He said to me, “What do you see?” And I said, “I see, and behold, a lampstand all of gold with its bowl on the top of it, and its seven lamps on it with seven spouts belonging to each of the lamps which are on the top of it;

For who has despised the day of small things? But these seven will be glad when they see the plumb line in the hand of Zerubbabel—these are the eyes of the Lord which range to and fro throughout the earth.”