2 Chronicles 7:9 in the King James Version
And in the eighth day they made a solemn assembly: for they kept the dedication of the altar seven days, and the feast seven days.
Context
8 So Solomon held the feast at that time for seven days, and all Israel with him, a very great assembly, from the entrance of Hamath to the brook of Egypt.
9 On the eighth day, they held a solemn assembly; for they kept the dedication of the altar seven days, and the feast seven days.
10 On the twenty-third day of the seventh month, he sent the people away to their tents, joyful and glad of heart for the goodness that the LORD had shown to David, to Solomon, and to Israel his people.