If therefore] In as much as God promised to raise up a Priest after another order then that of Aaron, and whose Priesthood should excell that of Aaron, hence is inferred the imperfection and abrogation both of the Legall Priesthood, and of that Covenant which was established or ratified upon it. perfection] That is, if the Leviticall Priesthood could have justified, sanctified, and so consequently brought unto salvation. for] This clause is inserted to shew the mutuall relation between the Leviticall Priesthood and the old Covenant. under it the people received the Law] Or, upon it the Law was ratified unto the people. Law] Old Covenant.