ἐμπεδόω
From LSJ
Κύριε, βοήθησον τὸν δοῦλον σου Νῖλον κτλ. → Lord, help your slave Nilos ... (mosaic inscription from 4th-cent. church in the Negev)
English (LSJ)
impf.
A ἠμπέδουν X.Cyr.8.8.2: aor. ἐνεπέδωσα D.C.60.28: (ἔμπεδος):—confirm, ratify, σὺ δ' ἐμπέδου δόσιν S.Ichn.50; ὅρκον E.IT790, cf. Ar.Lys.211,233, Polem.Hist.83; σπονδάς X.HG3.4.6; τὰ . . ὁρκωμόσιά τε καὶ ὑποσχέσεις Pl.Phdr.241b; ὅρκους καὶ δεξιάς τινι X.Cyr.5.1.22; συνθήκας Plb.29.24.4; ὁμολογίας D.H.4.79; ἀποδείξεσι δόγμα Gal.5.315; uphold, νόμους Plu.Sol.25:—Med., σπονδήν, ἀσφάλειαν ἐμπεδώσασθαι, Ph.1.439, Luc.Hipp.4.