19 “Then the priest is to sacrifice the sin offering and make atonement for the one to be cleansed from their uncleanness. After that, the priest shall slaughter the burnt offering

Read Leviticus 14:19 Using Other Translations

And the priest shall offer the sin offering, and make an atonement for him that is to be cleansed from his uncleanness; and afterward he shall kill the burnt offering:
The priest shall offer the sin offering, to make atonement for him who is to be cleansed from his uncleanness. And afterward he shall kill the burnt offering.
“Then the priest must present the sin offering to purify the person who was cured of the skin disease. After that, the priest will slaughter the burnt offering