2 Chronicles 7:8
Also at the same time Solomon kept the feast seven days, and all Israel with him, a very great congregation, from the entering in of Hamath unto the river of Egypt. Also at the same time Solomon kept the feast seven days, and all Israel with him, a very great congregation, from the entering in of Hamath unto the river of Egypt.
At the time of the dedication of the temple Solomon and all Israel with him kept a feast for seven days. Those gathered formed a very great congregation drawn from throughout the kingdom. Its extent reached from the entering in of Hamath in the north unto the river of Egypt in the south.
The week of celebration was marked by rejoicing. This seven-day feast was then followed by the Feast of Tabernacles.