The Levites: Services of Preparing the Show Bread
Source: TTT
1 Chronicles 9:31, 32
A Levite named Mattithiah, the firstborn son of Shallum the Korahite, was entrusted with baking the bread. / Some of their Kohathite brothers were responsible for preparing the rows of the showbread every Sabbath.
1 Chronicles 23:29
as well as for the rows of the showbread, the fine flour for the grain offering, the wafers of unleavened bread, the baking, the mixing, and all measurements of quantity and size.