Key points from this section:

• Parable of the Wheat and Tares: This section provides an interpretation of the parable of the wheat and tares from the New Testament, explaining how the wheat represents the righteous and the tares represent the wicked.
• Apostasy and Restoration: It discusses the apostasy that drove the Church into the wilderness and the subsequent restoration of the gospel in the last days.
• Priesthood Lineage: The revelation emphasizes the continuation of the priesthood through the lineage of the faithful, highlighting the importance of priesthood authority and its role in the gathering of the righteous."

Read this chapter for free at https://byustudies.byu.edu/online-book/doctrine-and-covenants-contexts/section-86.