The Book of Commandments is the earliest published book to contain the revelations of Joseph Smith Jr. Text published in the Book of Commandments is now considered scripture by the Church of Jesus Christ of Latter-day Saints as part of the larger Doctrine and Covenants.
Title page of a 1903 reprint
The Doctrine and Covenants is a part of the open scriptural canon of several denominations of the Latter Day Saint movement. Originally published in 1835 as Doctrine and Covenants of the Church of the Latter Day Saints: Carefully Selected from the Revelations of God, editions of the book continue to be printed mainly by the Church of Jesus Christ of Latter-day Saints and the Community of Christ.
Doctrine and Covenants
Title page of the 1903 reprint of the Book of Commandments.