Berean Study Bible (BSB) - Exodus 20:18 >

When all the people witnessed the thunder and lightning, the sounding of the ram’s horn, and the mountain enveloped in smoke, they trembled and stood at a distance.

Jewish Publication Society of America Version (JPS1917) - Exodus 20:18 >

(20-15) And all the people perceived the thunderings, and the lightnings, and the voice of the horn, and the mountain smoking; and when the people saw it, they trembled, and stood afar off.