Shared ground
Revelation 22:1–5 pictures the inner “ecosystem” of the new Jerusalem: life, light, and access flow from God’s presence. The river is explicitly said to come from “the throne of God and of the Lamb,” so the city’s vitality is not independent or self-generated; it is sourced in God’s rule.
The tree of life is no longer guarded or distant. It is placed along the river and produces an ongoing, regular supply of fruit (“every month”). The text also stresses what is removed: “no curse” and “no night.” What replaces them is direct nearness to God (“they will see his face”), clear belonging (“his name” on their foreheads), and an unending share in rule (“they will reign forever and ever,” ages).
Where interpretation differs (only where needed)
Is “the tree of life” one tree or many? The text says “the tree” while also describing it as on both sides of the river. Some take this as one tree spanning the riverbanks (a single reality described from multiple angles). Others think the wording allows for a grove or an avenue of life-trees, with “tree” functioning like a collective.
What does “healing of the nations” mean if there is no curse? Some read “healing” as continued well-being and wholeness, not treatment of ongoing sickness. Others read it as a statement about the final results of God’s saving work: the nations that once were harmed and hostile are now fully restored, so “healing” describes completed restoration.
How should “no sun” and “no night” be pictured? Some understand this as a straightforward description of the city’s lighting: God’s presence makes other sources unnecessary. Others hear it as symbolic, emphasizing that God’s presence eliminates threat, secrecy, and limitation rather than giving a physics lesson about the cosmos.
Why the disagreement exists
The passage uses dense, picture-rich language (river, tree, fruit, leaves, light) while also making direct claims (from the throne; no curse; no night; see his face). Readers differ on how literally to map the images, and on how to relate “healing” language to a setting where negative conditions are said to be gone.
What this passage clearly contributes
It explicitly ties eternal life to the shared throne of God and the Lamb, placing divine rule at the center of the city’s life. It describes abundance as steady and unbroken (fruit every month), and it portrays the nations as included in the results of restoration (“healing of the nations”). It also gives a concentrated summary of final realities: the curse is ended, access to God is immediate, identity is publicly marked by God’s name, darkness is removed, God himself is the city’s light, and God’s servants share an unending reign.