Parallel
Exodus 20:21
Swete's Septuagint · Berean Standard Bible
ἱστήκει δὲ ὁ λαὸς μακρόθεν, Μωυσῆς δὲ εἰσῆλθεν εἰς τὸν γνόφον οὑ ἦν ὁ θεός.
And the people stood at a distance as Moses approached the thick darkness where God was.