Exodus 25:15
The staves shall be in the rings of the ark: they shall not be taken from it.
Cross-reference
Exodus 25:12
Parallel
In Exodus 25:12, the rings are made for the poles, providing the structural basis for the command to leave them in place.
1 Kings 8:8
Prophetic fulfillment
1 Kings 8:8 shows the staves drawn out but not removed from the rings, fulfilling the command that they not be taken from the ark.
2 Chronicles 5:9
Prophetic fulfillment
In 2 Chronicles 5:9, the poles extend from the ark, confirming the command that they remain in the rings.