Luke 2:43
But when the feast was over, as they were returning home, the boy Jesus stayed behind in Jerusalem. His parents did not know it,
Exodus 12:15
For seven days you must eat bread made without yeast. Surely on the first day you must put away yeast from your houses because anyone who eats bread made with yeast from the first day to the seventh day will be cut off from Israel.
2 Chronicles 25:17
After King Amaziah of Judah consulted with his advisers, he sent this message to the king of Israel, Joash son of Jehoahaz, the son of Jehu, "Come, face me on the battlefield."
2 Chronicles 30:21-23
The Israelites who were in Jerusalem observed the Feast of Unleavened Bread for seven days with great joy. The Levites and priests were praising the Lord every day with all their might.