Key points from this section:

• Record Keeping: The revelation emphasizes the importance of keeping accurate records of the Saints’ consecrations and inheritances in Zion.
• Consecration and Inheritance: It addresses the issue of Saints who moved to Zion but did not follow the commandment to consecrate their properties, thus not receiving their inheritances according to the established order.
• One Mighty and Strong: The section prophesies that one “mighty and strong” will come to set in order the house of God and arrange the inheritances of the Saints."

Read this chapter for free at https://byustudies.byu.edu/online-book/doctrine-and-covenants-contexts/section-85.