21:17 hath any blemish. No descendant of Aaron with any of the blemishes listed in Leviticus 21:18-20 was permitted to become an officiating priest. Both the priests, as types of Christ the ever-living intercessory priest (Hebrews 7:25) and the offerings, as types of the ultimate sacrificial Lamb of God (John 1:29) must be spotless, since He would offer Himself one day without spot to God for the sin of the whole world.