he shall exit by the door of the house, and immediately close it up for seven days
Other versions
King James Version
Then the priest shall go out of the house to the door of the house, and shut up the house seven days:English Standard Version
then the priest shall go out of the house to the door of the house and shut up the house seven days.New International Version
the priest shall go out the doorway of the house and close it up for seven days.