ὁρκόω
From LSJ
Μούνη γὰρ ἄγειν οὐκέτι σωκῶ λύπης ἀντίρροπον ἄχθος → I have no longer strength to bear alone the burden of grief that weighs me down
English (LSJ)
A make one swear, bind by oath, Cratin.366, Ar.Th.276, Lys. 20.26 : folld. by fut. inf., ὁρκώσαντες πίστεσι μεγάλαις μηδὲν μνησικακήσειν Th.4.74; ὁ. τινὰ ἦ μὴν ἐμμενεῖν Is.5.33 ; ὁ. τινὰς εἴς τινα Plu. Galb.10: c. acc. cogn., ὁ. τοὺς στρατιώτας τοὺς μεγίστους ὅρκους Th.8.75, cf. Ar.Lys.187:—Pass., to be bound by oath, Polem.Hist.83 ; cf. ὁρκίζω. 2 abs., administer an oath, IG12.39.36 : c. acc., Ἀθηναίους ib.16, cf. SIG45.20 (Halic., v B. C.).