3 The office of an comes under the priesthood of . The Melchisedek priesthood holds the right of , and has power and authority over all the offices in the church, in all ages of the world, to administer in spiritual things.
4 , after the order of Melchizedek, have a right to officiate in all the offices in the .
5 , after the order of the Melchizedek priesthood, have a right to officiate in their own standing, under the direc tion of the presidency, in administering spiritual things, and also in the office of an elder, , (of the ,) , and member.
6 An elder has a right to officiate in his stead when the high priest is not present.
7 The high priest, and elder, are to administer in spiritual things, agreeably to the and of the church; and they have a right to officiate in all these offices of the church when there are no higher authorities present.
8 The second priesthood is called the priesthood of Aaron, because it was conferred upon Aaron and his seed, throughout all their generations. Why it is called the lesser priesthood, is because it is an appendage to the greater, or the Melchize dek priesthood, and has power in administering outward . The is the and holds the , or authority of the same. No man has a legal right to this office, to hold the keys of this priesthood, except he be a litteral descendant of Aaron. But as a high priest, of the Melchizedek priesthood, has authority to officiate in all the lesser offices, he may officiate in the office of when no literal descendant of Aaron can be found; provided he is called and set apart and unto this power by the hands of the presidency of the Melchizedek priesthood.
9 The power and authority of the higher or Melchizedek priesthood, is to hold the keys of all the spiritual blessings of the church—to have the privilege of receiving the mysteries of the kingdom of heaven—to have the heavens opened unto them— to commune with the general assembly and church of the first born, and to enjoy the communion and presence of God the Father, and Jesus the Mediator of the .
10 The power and authority of the lesser, or Aaronic priest hood, is, to hold the keys of the ministring of angels, and to administer in outward ordinances—the letter of the gospel— the , agreeably to the covenants and commandments. [p. 83]