רְאוּבֵן֙ בְּכֹ֣רִי

Rabbi David Katz: Cherubim intervention, occupied by the souls of Elijah and Hanoch. Together, they act as Priests whose numerical value is the same as ‘voice’ And behold the main desire of the Mishkan is a place for the Shechinah to rest, and this is the Ark.