seven days
ZEFANIABIBLE_BIBLE_BOOK_NAME_14 7:8
So Solomon and all Israel with him-- a very great assembly, from the entrance to Hamath to the Brook of Egypt-- observed the festival at that time for seven days.
ZEFANIABIBLE_BIBLE_BOOK_NAME_14 7:9
On the eighth day they held a sacred assembly, for the dedication of the altar lasted seven days and the festival seven days.
ZEFANIABIBLE_BIBLE_BOOK_NAME_14 30:21-25
21
The Israelites who were present in Jerusalem observed the Festival of Unleavened Bread seven days with great joy, and the Levites and the priests praised the LORD day after day with loud instruments.
22
Then Hezekiah encouraged all the Levites who performed skillfully before the LORD. They ate the appointed feast for seven days, sacrificing fellowship offerings and giving thanks to the LORD God of their ancestors.
23
The whole congregation decided to observe seven more days, so they observed seven days with joy,
24
for Hezekiah king of Judah contributed 1,000 bulls and 7,000 sheep for the congregation. Also, the officials contributed 1,000 bulls and 10,000 sheep for the congregation, and many priests consecrated themselves.
25
Then the whole assembly of Judah with the priests and Levites, the whole assembly that came from Israel, the foreigners who came from the land of Israel, and those who were living in Judah, rejoiced.