He is called up into the mount, and there he remains six days at some distance. Those that would have communion with God must not only come to ordinances, but they must abide by them. Blessed are those that dwell in his house, not that merely call there. Having received these orders, 1. He appointed Aaron and Hur to be as lords-justices in his absence, to keep the peace and good order in the congregation, v. 14.
Good princes find their government a constant care, and their people find it a constant blessing.
He took Joshua up with him into the mount, v. 13. Joshua was his minister, and it would be a satisfaction to him to have him with him as a companion, during the six days that he tarried in the mount, before God called to him. Moses takes him with him into the mount, because without Jesus, in whom are hid all the treasures of wisdom and knowledge, there is no looking into the secrets of heaven, nor approaching the glorious presence of God. A cloud covered the mount six days, a visible token of God's special presence there, for he so shows himself to us as at the same time to conceal himself from us. He lets us know so much as to assure us of his presence, power, and grace, but intimates to us that we cannot find him out to perfection.