John CalvinVerse 1 1.Come up unto the Lord, thou, and Aaron, Nadab and Abihu. Before Moses erected the tabernacle and consecrated it by a solemn ceremony, it was necessary for him to fetch the Tables of the Covenant, which were a pledge of God’s favor; otherwise, if the ark had nothing in it, the sanctuary would have been in a manner empty. For this reason, he is commanded to go up into the mount, but not without a splendid train of companions, in order that an appropriate preparation might arouse their... read more
Adam Clarke's Commentary on the Bible - Exodus 24:2
Moses alone shall come near - The people stood at the foot of the mountain. Aaron and his two sons and the seventy elders went up, probably about half way, and Moses alone went to the summit. read more