Shared ground
These verses present a prayer for God to respond to violent, lying opponents in a way that is public and memorable. The speaker asks God not to end the threat instantly (v.11), because a quick removal could lead “my people” to forget. Instead, he asks for enemies to be “scattered” and “brought down” by God’s power, while addressing God as “Lord” and “our shield” (v.11).
The text also makes the stated basis for judgment unusually specific: the “sin” is located in their speech—“the words of their lips”—described as prideful, curse-filled, and deceptive (v.12; pride). The desired end is both their final removal (“consume them… till they are no more,” v.13) and a public recognition that God rules in “Jacob” and that his rule reaches far beyond it (v.13).
Where interpretation differs
One question is what “forget” means (v.11). Some read it mainly as forgetting God’s past help and deliverance; others as forgetting the seriousness of the danger and the moral lesson that God opposes proud, lying speech.
Another question is how “don’t kill them” (v.11) relates to “consume them” (v.13). Some understand this as a sequence: not immediate death, but a drawn-out downfall that ends in elimination. Others take it as poetic intensity: different ways of asking for decisive judgment, with “don’t kill” highlighting timing and visibility rather than denying a final end.
A third question is the scope of “to the ends of the earth” (v.13). Some take it as broad poetic language for wide recognition; others hear a stronger claim that God’s kingship is not local-only but truly universal.
Why the disagreement exists
The passage uses compressed poetic requests that can overlap in meaning (“scatter,” “bring down,” “consume”) and places “don’t kill” next to “consume,” which invites readers to ask whether the speaker is distinguishing timing, method, or both. It also contains audience language (“my people,” “Jacob,” “ends of the earth”) that can be read as either primarily local with wider echo, or as intentionally global.
What this passage clearly contributes
Explicitly, the prayer ties divine judgment to public moral instruction: the downfall is meant to be seen and remembered, not hidden or easily forgotten (v.11). It also highlights speech as a serious form of wrongdoing that can warrant God’s intervention (v.12). Finally, it frames the outcome as theological knowledge: the judgment should make it known that God reigns over his covenant community (“Jacob”) and that his rule is not confined to one place (v.13; Psalm 59:11–13).