Leviticus 14
49 Ref To cleanse the house he shall take two birds, and cedar wood, and scarlet, and hyssop.
50 He shall kill one of the birds in an earthen vessel over running water.
51 Ref He shall take the cedar wood, and the hyssop, and the scarlet, and the living bird, and dip them in the blood of the slain bird, and in the running water, and sprinkle the house seven times.
52 He shall cleanse the house with the blood of the bird, and with the running water, with the living bird, with the cedar wood, with the hyssop, and with the scarlet;