5 This is so the Israelites will bring to the LORD the sacrifices they are now making in the open fields. They must bring them to the priest, that is, to the LORD, at the entrance to the tent of meeting and sacrifice them as fellowship offerings.

Read Leviticus 17:5 Using Other Translations

To the end that the children of Israel may bring their sacrifices, which they offer in the open field, even that they may bring them unto the LORD, unto the door of the tabernacle of the congregation, unto the priest, and offer them for peace offerings unto the LORD.
This is to the end that the people of Israel may bring their sacrifices that they sacrifice in the open field, that they may bring them to the LORD, to the priest at the entrance of the tent of meeting, and sacrifice them as sacrifices of peace offerings to the LORD.
The purpose of this rule is to stop the Israelites from sacrificing animals in the open fields. It will ensure that they bring their sacrifices to the priest at the entrance of the Tabernacle, so he can present them to the LORD as peace offerings.