This is the seventh month of the Hebrew calendar. It is at the end of the dry season and the beginning of the early rain season. It is during the last part of September and the first part of October on Western calendars. (See: [[rc://en/ta/man/translate/translate-hebrewmonths]] and [[rc://en/ta/man/translate/translate-ordinal]])
This can be translated in active form. You may need to make explicit whom and what Yahweh had commanded. AT: "as Yahweh had commanded them to do in the law of Moses" (See: [[rc://en/ta/man/translate/figs-activepassive]] and [[rc://en/ta/man/translate/figs-explicit]])