Leviticus 10:19

10:19 But Aaron spoke to Moses, “See here! Just today they presented their sin offering and their burnt offering before the Lord and such things as these have happened to me! If I had eaten a sin offering today would the Lord have been pleased?”

Leviticus 13:5

13:5 The priest must then examine it on the seventh day, and if, as far as he can see, the infection has stayed the same and has not spread on the skin, then the priest is to quarantine the person for another seven days.