Where does “сѣдѣти” come from?
сѣдѣти (Old East Slavic) comes from Proto-Slavic sěděti, from Proto-Balto-Slavic *sēdḗˀtei, from Proto-Indo-European sḗd- — to sit.
сѣдѣти (Old East Slavic) comes from Proto-Slavic sěděti, from Proto-Balto-Slavic *sēdḗˀtei, from Proto-Indo-European sḗd- — to sit.