Numbers 4:23American Standard Version
from thirty years old and upward until fifty years old shalt thou number them; all that enter in to wait upon the service, to do the work in the tent of meeting.
Related Verses
Genesis 1:14
And God said, Let there be lights in the firmament of heaven to divide the day from the night; and let them be for signs, and for seasons, and for days and years:
Genesis 5:3
And Adam lived a hundred and thirty years, and begat [a son] in his own likeness, after his image; and called his name Seth:
Genesis 5:4
and the days of Adam after he begat Seth were eight hundred years: and he begat sons and daughters.
Genesis 5:5
And all the days that Adam lived were nine hundred and thirty years: and he died.
Genesis 5:6
And Seth lived a hundred and five years, and begat Enosh: