Leviticus 14:4

14:4 then the priest will command that two live clean birds, a piece of cedar wood, a scrap of crimson fabric, and some twigs of hyssop be taken up for the one being cleansed.

Leviticus 14:36

14:36 Then the priest will command that the house be cleared before the priest enters to examine the infection so that everything in the house does not become unclean, and afterward the priest will enter to examine the house.