Shared ground
This verse reads like a closing blessing-prayer within a letter shaped by social pressure and suffering. It presents God as “the God of all grace,” meaning every kind of help and undeserved favor is traced back to him (explicit claim). It also looks backward and forward at once: God has already “called” the readers, and the destination of that call is “his eternal glory” (explicit claim), with Christ Jesus named as the way this calling/glory is connected to God’s work in them (explicit claim, with a small wording question).
Suffering is treated as real and expected, but not ultimate. The phrase “after you have suffered a while” sets a limit on suffering’s timeframe or reach (explicit claim), and the prayer asks God himself to act so that the community ends up whole, stable, strengthened, and firmly grounded (explicit claim).
Where interpretation differs
One main question is how to read the phrase “by Christ Jesus.” Some read it as describing the calling (“God called you through Christ”), while others read it as describing the glory (“glory that comes through Christ”), or as broadly linking both ideas (“God’s call to glory is bound up with Christ”).
A second, smaller question is how to take “a while.” Some understand it mainly as short duration; others as “limited” in comparison with “eternal glory,” without specifying how short it feels in the moment.
There is also a modest difference in how people read the four verbs (“perfect, establish, strengthen, settle”): as near-synonyms piled up for emphasis, or as distinct angles on God’s restoring work.
Why the disagreement exists
The sentence is compact and stacks key phrases. English translations reflect a Greek word order that can allow more than one attachment for “by Christ Jesus,” and the four action-requests overlap in meaning even if they are not identical.
What this passage clearly contributes
The text anchors endurance under suffering in God’s character (“all grace”), God’s prior initiative (“called you”), and God’s intended future (“eternal glory”) (explicit claims). It frames suffering as temporary/limited when set inside God’s larger timeline (explicit claim). And it portrays restoration and stability as something God is asked to do, not merely something people generate from within (explicit claim). The verse therefore contributes a compact theology of grace-sourced help, suffering-with-limits, and God’s active commitment to make his people whole and steady after hardship.