G2020–ἐπιφώσκω–epiphōskō

Now late on sabbath, as it was the dusk of the next day after sabbath, came Mary of Magdala and the other Mary to look at the sepulchre.

ἐπιφωσκούσῃ epiphōskousē “dawning”

And it was preparation day, and [ergänzt: the] sabbath twilight was coming on.

ἐπέφωσκεν. epephōsken “was just beginning.”