John Gills Exposition of the Bible Commentary - Leviticus 16:15
Then shall he kill the goat of the sin offering that is for the people ,.... That upon which the lot came for the Lord, Leviticus 16:9 ; the high priest having sprinkled the blood of the bullock, came out of the most holy place, and went into the court of the tabernacle to the altar of burnt offering, and on the north side of that slew the goat for the sin offering, the place where all such were killed; see Leviticus 1:11 . This was a type of Christ, of his being slain, and made an... read more
Matthew Henry's Complete Commentary - Leviticus 16:15-19
When the priest had come out from the sprinkling the blood of the bullock before the mercy-seat, 1. He must next kill the goat which was the sin-offering for the people (Lev. 16:15) and go the third time into the holy of holies, to sprinkle the blood of the goat, as he had done that of the bullock; and thus he was to make atonement for the holy place (Lev. 16:16); that is, whereas the people by their sins had provoked God to take away those tokens of his favourable presence with them, and... read more