And the LORD spoke to Moses, saying,
1. And the Lord spake unto Moses. Moses here treats of the accidents whereby pollution is contracted, although a man may be by nature pure and sound. If any labored under natural defects, Moses prohibited them from exercising the sacerdotal office; now, if any extrinsic pollution may have affected a priest, he commands him to abstain from his duties until he shall have been purified.
Those that had a natural blemish, though they were forbidden to do the priests' work, were yet allowed to eat of the holy things: and the Jewish writers say that "to keep them from idleness they were employed in the wood-room, to pick out that which was worm-eaten, that it might not be used in the fire upon the altar; they might also be employed...
Commenting on Leviticus 22:1-9
And the Lord spake unto Moses,.... Immediately after he had spoken concerning blemishes in priests, and in a continued discourse signifying, that though priests that had blemishes might eat of the holy things, yet neither they, nor even such who had not any, if they were under legal impurity, might eat of them: saying; as follows.