3 This is the share due the priests from the people who sacrifice a bull or a sheep: the shoulder, the internal organs and the meat from the head.

Read Deuteronomy 18:3 Using Other Translations

And this shall be the priest's due from the people, from them that offer a sacrifice, whether it be ox or sheep; and they shall give unto the priest the shoulder, and the two cheeks, and the maw.
And this shall be the priests' due from the people, from those offering a sacrifice, whether an ox or a sheep: they shall give to the priest the shoulder and the two cheeks and the stomach.
“These are the parts the priests may claim as their share from the cattle, sheep, and goats that the people bring as offerings: the shoulder, the cheeks, and the stomach.