'Festival' in the Bible

So all the men of Israel were assembled in the king’s presence at the festival; this was in the seventh month.

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.

On the eighth day they held a sacred assembly, for the dedication of the altar lasted seven days and the festival seven days.

He followed the daily requirement for offerings according to the commandment of Moses for Sabbaths, New Moons, and the three annual appointed festivals: the Festival of Unleavened Bread, the Festival of Weeks, and the Festival of Booths.

A very large assembly of people was gathered in Jerusalem to observe the Festival of Unleavened Bread in the second month.

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.

Hezekiah encouraged all the descendants of Levi who demonstrated significant insight in their service to the LORD, so they all participated in the festival meals for seven days, all the while sacrificing peace offerings and giving thanks to the LORD God of their ancestors.

Josiah observed a Passover festival for the Lord in Jerusalem. They slaughtered the Passover lambs on the fourteenth day of the first month.

The Israelites who were present in Judah also observed the Passover at that time and the Festival of Unleavened Bread for seven days.