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.

Leviticus 14:48

14:48 “If, however, the priest enters and examines it, and the infection has not spread in the house after the house has been replastered, then the priest is to pronounce the house clean because the infection has been healed.