καταβάλλεσθαι

From LSJ

Κύριε, βοήθησον τὸν δοῦλον σου Νῖλον κτλ. → Lord, help your slave Nilos ... (mosaic inscription from 4th-cent. church in the Negev)

Source

Greek > English (Woodhouse Verbs Reversed)

(see also καταβάλλω): lay, lay down as a foundation