The presentation to the priest no doubt meant to imply, that all is the LORD'S. So in the gospel, the same is read to us in every ordinance; CHRIST is all, and in all. Of thine own LORD do we give thee. 1 Corinthians 9:13; Numbers 18:12.
Related Commentaries of Leviticus 2:3
Leviticus 2:3
3 And the remnant of the meat offering shall be Aaron's and his sons': it is a thing most holy of the offerings of the LORD made by fire.