And so terrible was the sight, that Moses said, I exceedingly fear and quake:)
Read Chapter 12
John Chrysostom
AD 407
These things, he means, are terrible; and so terrible that they could not even bear to hear them, that not even a beast dared to go up. (But things that come hereafter are not such. For what is Sina to Heaven? And what the fire which might be touched to God who cannot be touched? For God is a consuming fire. Hebrews 5:29) For it is said, Let not God speak, but let Moses speak unto us. And so fearful was that which was commanded, Though even a beast touch the mountain, it shall be stoned; Moses said, I exceedingly fear and quake. Exodus 20:19 What wonder as respects the people? He himself who entered into the darkness where God was, says, I exceedingly fear and quake. Exodus 20:21