The priesthood is conferred by one that holds the priesthood putting their hands on a person's head and bestowing it upon them. That is easiest tracked by father to son, though it can be conferred by any worthy member.<quoted text>How can I understand something when no one here has yet to even explain it?
How does the priesthood run in ones bloodline? Is the blood magic?
You guys answer questions that no one asked, while for some reason you think you are answering our questions.
Why Jesus' bloodline was mentioned was to show that the prophecy was fulfilled. He was from the lineage of David.