John Nelson Darby reflects on the eternal rest of the saints in heaven, describing the joy and peace found in the presence of God and the Lamb. He emphasizes the beauty of the heavenly Jerusalem, where love reigns and grief is absent, and where believers will experience unfailing praise and divine joy. Darby expresses a longing to share in this constant, sweet employ of worship and the fulfillment of being in God's presence, highlighting the transformative power of the Spirit that opens the door to this heavenly rest.