Charles Spurgeon Commentary Numbers 19:8-9

"And he that burneth her shall wash his clothes in water, and bathe his flesh in water, and shall be unclean until the even. And a man that is clean shall gather up the ashes of the heifer, and lay them up without the camp in a clean place; and it shall be kept for the congregation of the children of Israel for a water for impurity: it is a sin-offering." — Numbers 19:8-9 (ASV)

And he that burns her shall wash his clothes in water, and bathe his flesh in water, and shall be unclean until the evening. And a man that is clean-

Now we come to the merit of Christ, for who is clean except Christ?