Was davids priesthood similar to the aronic priesthood?

It's like a janitor for human souls.

its quite similar as the priesthood of the faithful. Its when the priests become ordained and are consecrated to now serve the body of Christ. Hope this satisfies your question!

something that has to do wit Romans laws Priesthood implies sacrifice, the Ministerial priesthood is set aside by God through the ordination by the Bishop to stand in the person of Christ and...

"The lay faithful are sharers in the priestly mission, for which Jesus offered himself on the cross and continues to be offered in the celebration of the Eucharist for the glory of God and the...

diocesan priests are affiliated to diocesan bishop, society priests to the society, religious priests to the religious institutes and secular priests are incardinated into particular church or into a...