Parallel
Hebrews 12:21
Robinson-Pierpont Byzantine Textform · Berean Standard Bible
καί, οὕτως φοβερὸν ἦν τὸ φανταζόμενον, Μωϋσῆς εἶπεν, Ἔκφοβός εἰμι καὶ ἔντρομος.
The sight was so terrifying that even Moses said, “I am trembling with fear (note: Deuteronomy 9:19).”