κρουσίθυρος
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)
[ῐ], ον,
A knocking at the door: τὸ κ. (sc. μέλος) serenade, Trypho ap.Ath.14.618c.
German (Pape)
[Seite 1514] an die Thür klopfend; τὸ κρουσίθυρον, sc. μέλος, = θυροκοπικόν, Ath. XIV, 618 c.