The implied information is that this refers to some of the Israelites who were not priests or other temple workers. (See: [[rc://en/ta/man/jit/figs-explicit]])
"month 7." This is the seventh month of the Hebrew calendar. It is during the last part of September and the first part of October on Western calendars. (See: [[rc://en/ta/man/jit/translate-ordinal]] and [[rc://en/ta/man/jit/translate-hebrewmonths]])