Then you shall take them from their hands and burn them on the altar on top of the burnt offering, as a pleasing aroma before the LORD. It is a food offering to the LORD.
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 shalt receive them of their hands,.... After they had been put into them, and filled with them, and waved by them: and burn them upon the altar for a burnt offering; not the flesh of the ram, which is after ordered to be boiled and eaten by Aaron and his sons; but the fat of it, before described, with one loaf, one cake...
Thou shalt receive them of their hands - Aaron and his sons are here considered merely as any common persons bringing an offering to God, and not having, as yet, any authority to present it themselves, but through the medium of a priest.