Leviticus 14:36-37

New International Version

³⁶ The priest is to order the house to be emptied before he goes in to examine the mold, so that nothing in the house will be pronounced unclean. After this the priest is to go in and inspect the house. ³⁷ He is to examine the mold on the walls, and if it has greenish or reddish^(A) depressions that appear to be deeper than the surface of the wall,