Matthew Henry on Exodus 34:28–end
Here is, I. The continuance of Moses in the mount, where he was miraculously sustained, Exo 34:28. He was there in very intimate communion with God, without interruption, forty days and forty nights, and did not think it long. When we are weary of an hour or two spent in attendance upon God and adoration of him, we should think how many days and nights Moses spent with him, and of the eternal day we hope to spend in praising him. During all this time Moses did neither eat nor drink. Though he had before been kept so long fasting, yet he did not, this second time, take up so many days' provision along with him, but believed that man lives not by bread alone, and encouraged himself with the ex…
Read the whole note in the consoleJamieson-Fausset-Brown on Exodus 34:30
they were afraid to come nigh him--Their fear arose from a sense of guilt--the beaming radiance of his countenance made him appear to their awe-struck consciences a flaming minister of heaven.
Adam Clarke on Exodus 34:30
They were afraid to come nigh him - A sight of his face alarmed them; their consciences were still guilty from their late transgression, and they had not yet received the atonement. The very appearance of superior sanctity often awes the guilty into respect.
John Gill on Exodus 34:32
And afterward all the children of Israel came nigh,.... That is, after Aaron and the rulers had had a conversation with Moses, then the whole body of the people by turns were admitted to come before him, and hear the laws of God from him:
and he gave them in commandment all that the Lord had spoken with him on Mount Sinai; besides the two tables of stone, and the testimony written on them, he gave them all the other commands he was ordered to write in a book, and which are recorded in this chapter; he kept back nothing from them, but enjoined them to keep all the Lord had commanded.
John Calvin