to be a memorial to the children of Israel that no outsider, who is not a descendant of Aaron, should come near to offer incense before the Lord, that he might not become like Korah and his companions, just as the Lord had said to him through Moses.
And you shall put the two stones on the shoulders of the ephod as memorial stones for the sons of Israel. So Aaron shall bear their names before the Lord on his two shoulders as a memorial.