Leviticus 14:51-52

51The priest will take the other bird and the wood from the cedar tree. He will take the red wool and the hyssop. He will put all of them into the blood of the dead bird. He will shake the blood and water over the house seven times. This will make the house clean.

52The priest will use the birds and the wood from the cedar tree. And he will use the wool and the hyssop to make the house clean.