They are to eat those things with which atonement was made, to consecrate and to sanctify them, but a layman is not to eat them, because they are holy.
But if a kohen’s daughter is a widow or divorced, and has no child and has returned to her father’s house as in her youth, she may eat from her father’s food. But no layman may eat any of it.
How he entered into the house of God, and they ate the showbread, which was not permitted for him to eat, nor for those with him, but only for the kohanim?
“Of course women have been kept from us, as on previous campaigns,” David answered the kohen. “So the young men’s vessels were holy, though it was an ordinary mission—how much more so will their vessels be holy today!”
So the kohen gave him consecrated bread, for there was no bread there but the bread of the Presence, which was taken out from the presence of Adonai in order to replace it with hot bread on the day it was taken away.