Leviticus 8:33

8:33 And you must not go out from the entrance of the Meeting Tent for seven days, until the day when your days of ordination are completed, because you must be ordained over a seven-day period.

Leviticus 12:4

12:4 Then she will remain thirty-three days in blood purity. She must not touch anything holy and she must not enter the sanctuary until the days of her purification are fulfilled.

Leviticus 25:30

25:30 If it is not redeemed before the full calendar year is ended, the house in the walled city will belong without reclaim to the one who bought it throughout his generations; it will not revert in the jubilee.