Leviticus 22:10

And no stranger shall eat the holy thing; the sojourner with the priest, and the hired servant, shall not eat of the holy thing.

1 Samuel 21:6

And the priest gave him holy bread; for there was no bread there but the shew-loaves that were taken from before Jehovah, to put on hot bread in the day when they were taken away.

Matthew 12:4

How he entered into the house of God, and ate the shewbread, which it was not lawful for him to eat, nor for those with him, but for the priests only?

Exodus 29:33

They shall eat the things with which the atonement was made, to consecrate and to hallow them; but a stranger shall not eat of them, for they are holy.

Treasury of Scripture Knowledge

Summary

There shall no stranger eat of the holy thing: a sojourner of the priest, or an hired servant, shall not eat of the holy thing.

The word zar, a stranger, does not mean one of another nation, a foreigner, which is expressed by hechar, but one who is not of the seed of aaron, or does not belong to his family

General references

Bible References

The word zar, a stranger, does not mean one of another nation, a foreigner, which is expressed by hechar, but one who is not of the seed of aaron, or does not belong to his family

1 Samuel 21:6
And the priest gave him holy bread; for there was no bread there but the shew-loaves that were taken from before Jehovah, to put on hot bread in the day when they were taken away.
Matthew 12:4
How he entered into the house of God, and ate the shewbread, which it was not lawful for him to eat, nor for those with him, but for the priests only?

General references

Exodus 12:45
A settler and a hired servant shall not eat it.