Leviticus 14:49-51

49And for the acleansing of the house he shall take btwo small birds, with cedarwood and scarlet yarn and hyssop, 50and shall kill one of the birds in an earthenware vessel over fresh water 51and shall take the cedarwood and the hyssop and the scarlet yarn, along with the live bird, and dip them in the blood of the bird that was killed and in the fresh water and sprinkle the house seven times.
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