Leviticus 14:48-50 Revised Version 1885 (RV1885)

48. And if the priest shall come in, and look, and, behold, the plague hath not spread in the house, after the house was plaistered; then the priest shall pronounce the house clean, because the plague is healed.

49. And he shall take to cleanse the house two birds, and cedar wood, and scarlet, and hyssop:

50. and he shall kill one of the birds in an earthen vessel over running water:

Leviticus 14