We have a priesthood, we do not have a Priesthood 1 Peter 2:5-10
The Old Testament Priesthood Kingdom of priests (Ex. 19:6) Aaron and sons (Ex. 28:41) Service in tabernacle {later in temple} (Num. 3:5-10)
The New Testament Priesthood Kingdom of priests (Rev. 1:6; 5:10) Christ as High Priest (Heb. 3:1) Christians as priests (1 Peter 2:5, 9) Service in the church Fruit of our lips (Heb. 13:15) Good works (Heb. 13:16) Our bodies (Rom. 12:1)
Priesthood Comparison Only priest can administer baptism - 1 Cor. 1:14-17 Only priest can administer Lord’s Supper - 1 Cor. 11:23-29 Only priest can offer acceptable prayer - Heb. 4:16 Only priest can offer absolution - 1 Jn. 1:9 Other ideas: Priest ought to visit sick, priest perform burials, weddings, etc.