and every day you shall offer a bull as a sin offering for atonement. Also you shall purify the altar, when you make atonement for it, and shall anoint it to consecrate it.
36. And thou shalt offer every day a bullock. Since the ancient altar was no less a type of Christ than the priest was, it may naturally be asked, what its expiation could mean, as if there were anything impure or polluted in Christ.
The ceremonies for consecrating Aaron and his sons had to be set down in detail so that they themselves would grasp the weight of what God called them to, and the people would learn to honor the office and keep their hands off it. The Hebrew word for consecrating means filling the hand, which tells us ministers have their hands full, no time for trifling, their work is so great and constant.
AI summary
Commenting on Exodus 29:1-37
And thou shall offer every day a bullock for a sin offering for atonement,.... That is, every day of the seven days of consecration; denoting the full and complete atonement for sin by the sacrifice of Christ, which these sacrifices could not really obtain, and were therefore frequently repeated, in this case seven times; figuratively by that number pointing to the full expiation of sin...