A critical assembly takes place at the Temple, convened specifically to secure the future of the royal dynasty. The group gathered for this event is not a random crowd, but a specific, invited audience brought together for this exact purpose [ביאור שטיינזלץ]. Together, they form a binding covenant with the young heir. The primary approach among commentators is that this agreement represents their firm commitment to stand by the king and offer him their unwavering support.
Jehoiada the priest steps forward to address the assembly [מצודת דוד, ביאור שטיינזלץ]. He presents the boy to the people, declaring him as the rightful and designated heir to the throne. This coronation serves as the direct fulfillment of a divine promise. God had assured that the monarchy would never depart from the descendants of David. By crowning the prince, the people are actively carrying out their obligation to fulfill His word [ביאור שטיינזלץ].