2 Chronicles 5:2
Then Solomon assembled the elders of Israel, and all the heads of the tribes, the chief of the fathers of the children of Israel, unto Jerusalem, to bring up the ark of the covenant of the Lord out of the city of David, which is Zion.
Cross-reference
In 2 Chronicles 5:1, Solomon finishes the temple and stores dedicated items, setting the immediate context for the ark's assembly.
In 2 Chronicles 5:12, Levitical musicians begin praise as the ark arrives, showing the worship that follows this assembly.
2 Chronicles 1:4 notes David brought the ark to Jerusalem; Solomon now moves it from there to the temple.
2 Samuel 6:12 recounts David bringing the ark to the city of David; Solomon now brings it to the temple.
1 Kings 8:1-11 gives the parallel account of this same ark procession and temple dedication, including the cloud filling the temple.
In 1 Chronicles 15:12, David commands the Levites to consecrate themselves for moving the ark, establishing the protocol this assembly likely followed.
1 Chronicles 16:1 describes David placing the ark in the tent; Solomon now moves it to the temple.
Psalm 132:13-17 speaks of God choosing Zion as His dwelling place, which the ark's arrival inaugurates.
Numbers 10:33 shows the ark leading Israel in the wilderness, an earlier transport that culminates in its final resting place here.
In 1 Chronicles 28:1, David assembles Israel's leaders to commission Solomon, a similar gathering that prepared for this temple dedication.