Numbers 4:47

4:47 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 –

Numbers 8:4

8:4 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.