Parallel
Deuteronomy 4:11
Rahlfs Septuagint (1935) · Berean Standard Bible
καὶ προσήλθετε καὶ ἔστητε ὑπὸ τὸ ὄρος καὶ τὸ ὄρος ἐκαίετο πυρὶ ἕως τοῦ οὐρανοῦ σκότος γνόφος θύελλα φωνὴ μεγάλη
You came near and stood at the base of the mountain, a mountain blazing with fire to the heavens, with black clouds and deep darkness.