Treasury of Scripture Knowledge
2 Chronicles 30:2
For the king and his princes and all the assembly in Jerusalem had decided
to celebrate the Passover in the second month,
2 Chronicles 7:9
On the eighth day they held
a solemn assembly, for the dedication of the altar they observed seven days and the feast seven days.
1 Kings 8:65
Solomon observed the feast at that time, and all Israel with him, a great assembly from the entrance of Hamath to the brook of Egypt, before the Lord our God, for seven days and seven more days, even fourteen days.
and as they were returning, after spending the
full number of days, the boy Jesus stayed behind in Jerusalem. But His parents were unaware of it,