This word is used here to mark a break in the main story line. This gives background information about Isaiah and Hezekiah. (See: [[rc://en/ta/man/translate/writing-background]])
This was used as an ointment. The meaning of this can be made clear. Alternate translation: "use an ointment of mashed figs" (See: [[rc://en/ta/man/translate/figs-explicit]])