"Make two trumpets of silver; you are to make them from a single hammered piece. You will use them for assembling the community and for directing the traveling of the camps.

As for the censers of these men who sinned at the cost of their lives, they must be made into hammered sheets for covering the altar, because they presented them before the Lord and sanctified them. They will become a sign to the Israelites."

So Eleazar the priest took the bronze censers presented by those who had been burned up, and they were hammered out as a covering for the altar.

from thirty years old and upward to fifty years old, everyone who entered to do the work of service and the work of carrying relating to the tent of meeting --

This is how the lampstand was made: It was beaten work in gold; from its shaft to its flowers it was beaten work. According to the pattern which the Lord had shown Moses, so he made the lampstand.

and at the age of fifty years they must retire from performing the work and may no longer work.