Shared ground
These lines widen the psalm’s roll call of praise to include the full human world. The text explicitly names both political leadership (kings, princes, judges) and the broader public (“all peoples”). It then shifts from social rank to life stage and sex (“young men and maidens,” “old men and children”).
A repeated emphasis is the word “all” (twice) paired with “of the earth” (twice). That wording signals scope: no level of society and no age group is treated as outside the summons.
Where interpretation differs
Who are the “judges of the earth”? Some read this as local legal decision-makers (court officials) within communities. Others hear it more broadly as rulers who “judge” in the sense of governing. Either way, the verse’s point is inclusive: those who exercise public authority are included.
Are “kings of the earth” literal or representative? Some take it straightforwardly as actual kings. Others see “kings…princes…judges” as a representative list for every kind of authority figure. Both readings fit the poem’s method of naming extremes to cover everyone.
Does “maidens” stress marital status? Because the term can mean “young unmarried women,” some think the poet intentionally highlights that status. Others understand it simply as “young women,” matching the parallel “young men.” In either case, the pairing functions to include both sexes among the young.
Why the disagreement exists
The disagreements come from how poetic lists work. A poem can name specific groups while also using them as representative categories. Also, several terms (like “judges” and “maidens”) can be heard narrowly or more generally depending on historical assumptions about courts and social categories.
What this passage clearly contributes
These verses contribute a strong claim about the universality of praise: every layer of human society—authorities and ordinary people, the young and the old, male and female, even children—is addressed as part of the same summons. The text’s emphasis is not on different roles each group performs, but on the shared inclusion of all humanity within the praise of the LORD (continued in the psalm’s closing lines, Psalm 148:13).