Shared ground
These verses show a plan moving from instruction to execution: Jehoiada’s orders are carried out fully, manpower is deliberately concentrated, and weapons are issued so the king can be publicly presented under protection. The text is explicit that both Sabbath shifts (those coming on duty and those going off) are kept on site, creating maximum staffing at the decisive moment.
The passage also makes a clear link between the temple and the Davidic royal line. The weapons are said to have been King David’s and are stored “in the house of God,” so the temple functions not only as a worship center but as a secure place where resources tied to the monarchy are kept and used.
Where interpretation differs
Who is included in “all Judah.” Some read “all Judah” as a broad public participation (a large Judean presence beyond the Levites). Others understand it as a shorthand for the organized leadership and assigned groups (especially the captains and their men), not the entire population of the territory.
What “his men” refers to. Some take it as military squads attached to the captains. Others think it includes temple personnel and guards assigned by Jehoiada, using military-style language for a mixed group.
How literally to take “David’s weapons.” Some understand these as weapons that really belonged to David and were preserved as historical royal arms. Others read the phrase more generally as weapons from the royal armory associated with David’s house, without requiring that David personally owned them.
Why the disagreement exists
The wording is brief and can describe either a wide crowd (“all Judah”) or a representative coalition. Also, the story has a parallel in 2 Kings 11 that phrases some details differently, which raises questions about whether Chronicles is broadening or reshaping the description. Finally, “David’s” can function as either a strict ownership claim or a dynastic label.
What this passage clearly contributes
The text explicitly presents Jehoiada as a priest who directs a coordinated security operation: he keeps both Sabbath shifts, distributes stored weapons, and positions armed people from one side of the temple area to the other, “by the king round about.” Theological inference (beyond the explicit claims) is that the Davidic line is being preserved with the temple’s support and resources, and that the temple precincts are portrayed as the protected setting for a legitimate transfer of royal authority (cf. 2 Chronicles 23:9).