'Priests' in the Bible

For [it is] evident that our Lord is a descendant of Judah, a tribe [with reference] to which Moses said nothing concerning priests.

And by as much as [this was] not without an oath (for these on the one hand {have become priests} without an oath,

And indeed many {have become} priests, because they were prevented by death from continuing [in office],

who does not {need every day} like the former high priests to offer up sacrifices for his own sins [and] then for the [sins] of the people, because he did this once for all [when he] offered up himself.

For the law appoints men [as] high priests who have weakness, but the statement of the oath, after the law, [appoints] a Son, who is made perfect {forever}.

Now these things having been prepared in this way, the priests enter into the first tent {continually} [as they] accomplish their service,