Shared ground
These closing lines widen the focus from one person’s distress (earlier in the psalm) to a community-wide future. The text explicitly calls the whole created world—heaven, earth, seas, and sea life—to praise God. It then gives a reason: God “will save Zion” and “build” the cities of Judah (a concrete rebuilding), resulting in settled, lasting life on the land.
The passage also explicitly links restored place with restored people. Those described as “his servants,” their descendants, and “those who love his name” are the ones pictured as settling, possessing, inheriting, and dwelling there. The land hope is not just a momentary return; it is framed as durable across generations.
Where interpretation differs (only where needed)
What “save Zion” refers to. Some take it mainly as rescue from an immediate military threat or local devastation. Others think the language fits best with return from displacement after a major national collapse. Both readings agree the point is public restoration centered on Zion and spreading to Judah’s towns.
How literal the creation-wide “praise” is. Some read it as poetic personification (creation is pictured as if it could sing). Others think it also implies that creation truly “responds” to God’s acts in its own way (order, flourishing, witness), even if not with human speech. Either way, the text uses creation to emphasize the size of God’s saving action.
Who the restored community includes. Some read “his servants” and “those who love his name” as basically the faithful within Israel. Others think the open-ended wording highlights a moral/spiritual identity (loyal to God) more than a label, while still anchored to Zion/Judah.
Why the disagreement exists
The phrases are short and poetic, and they can fit more than one historical moment (rescue from attack; recovery after exile). Also, the poem blends geography (Zion, Judah) with relational descriptions (“servants,” “love his name”), inviting different judgments about how narrow or broad the community boundaries are.
What this passage clearly contributes
It connects worship to public hope: creation is summoned to praise because God’s future action will restore Zion and Judah (explicit). It presents restoration as tangible—cities rebuilt, people settled, land possessed and inherited (explicit). It also frames belonging in terms of attachment to God (“his servants… those who love his name”) and expects continuity into future generations (explicit). Theological inferences should stay close to these claims: God’s care is not only individual but communal and place-connected, and God’s saving work is meant to be stable enough to sustain descendants.