Aaron
: a son of Amram; brother of Moses,son of Amram (Kohath Levi); patriarch of Israel's priests,the clan or priestly line founded by Aaron
Moses
: a son of Amram; the Levite who led Israel out of Egypt and gave them The Law of Moses,a Levite who led Israel out of Egypt and gave them the law
Thummim
: a system (or device) to obtain divine guidance (IBD) Urim
: a device to discern divine guidance, used with the "Thummim"