γραπτέον
From LSJ
μακάριοι οὓς ἐξελέξω καὶ προσελάβου → blessed are those that you have chosen and taken
English (LSJ)
A one must write or describe, ὅπως . . X.Eq.2.1; one must write, spell, Str.9.4.5, Gal.15.720. 2 γραπτέος, α, ον, to be written, described, Pl.Ep.341d, Luc.Im.17.