ἐνορκόω
From LSJ
εἰς τετρημένον πίθον ἀντλεῖν → run water into a punctured pitcher, to the perforated jar bale water, labour in vain, labor in vain
English (LSJ)
A adjure, BGU836.9 (vi A. D.), etc.; ἐνορκῶ σε κατὰ τοῦ πατρός Sch.Luc.Cat.23.
Spanish (DGE)
tomar juramento, someter a juramento πάντας ὑμᾶς ἐνορκώσας ... μὴ ἀποπλεῦσαι ἐξ Ἰλίου Io.Mal.Chron.5.113, cf. A.Pass.Andr.14 (ap. crít.).