διαχωριστέον
From LSJ
εἰ δὲ τύχῃ τις ἔρδων, μελίφρον' αἰτίαν ῥοαῖσι Μοισᾶν ἐνέβαλε → if someone is successful in his deeds, he casts a cause for sweet thoughts into the streams of the Muses
English (LSJ)
A gloss on διοριστέον, Hsch.
Spanish (DGE)
hay que distinguirglos. a διοριστέον Hsch., Sud.