Hebrews 7:23

The old priests too had to be numerous, because death prevented their continuing in office.

Hebrews 7:8

In the one case, mortal men collect tithes; but in the other, one who, it is intimated, lives on.

Treasury of Scripture Knowledge

Summary

And they truly were many priests, because they were not suffered to continue by reason of death:

Bible References

Were

Hebrews 7:8
In the one case, mortal men collect tithes; but in the other, one who, it is intimated, lives on.