2 Chronicles 30:22 in the King James Version
And Hezekiah spake comfortably unto all the Levites that taught the good knowledge of the LORD: and they did eat throughout the feast seven days, offering peace offerings, and making confession to the LORD God of their fathers.
Context
21 The children of Israel who were present at Jerusalem kept the feast of unleavened bread seven days with great gladness. The Levites and the priests praised the LORD day by day, singing with loud instruments to the LORD.
22 Hezekiah spoke encouragingly to all the Levites who had good understanding in the service of the LORD. So they ate throughout the feast for the seven days, offering sacrifices of peace offerings and making confession to the LORD, the God of their fathers.
23 The whole assembly took counsel to keep another seven days, and they kept another seven days with gladness.