Matthew Henry on Leviticus 9:8-22
These being the first offerings that ever were offered by the levitical priesthood, according to the newly-enacted law of sacrifices, the manner of offering them is particularly related, that it might appear how exactly they agreed with the institution. 1. Aaron with his own hands slew the offering (Lev 9:8), and did the work of the inferior priests; for, great as he was, he must not think any service below him which he could do for the honour of God: and, as Moses had shown him how to do this work decently and dexterously, so he showed his sons, that they might do likewise; for this is the best way of teaching, and thus parents should instruct their children by example. Therefore as Moses b…
Read the whole note in the consoleJamieson-Fausset-Brown on Leviticus 9:17
meat offering . . . wave offering--It is observable that there is no notice taken of these in the offerings the priests made for themselves. They could not bear their own sins: and therefore, instead of eating any part of their own sin offering, as they were at liberty to do in the case of the people's offering, they had to carry the whole carcasses "without the camp and burn them with fire" [Exo 29:14; Lev 4:12].
Adam Clarke on Leviticus 9:7
Make an atonement for thyself - This showed the imperfection of the Levitical law; the high priest was obliged to make an expiation for his own sins before he could make one for the sins of the people. See the use made of this by the apostle, Heb 5:3; Heb 7:27; Heb 9:7.
John Gill on Leviticus 9:21
And the breasts and the right shoulder,.... The breasts of the bullock and the ram, and the right shoulders of them both:
Aaron waved for a wave offering before the Lord; which was given to him as his part of the peace offerings, after they had been thus waved before the Lord; whereby an acknowledgment was made that he was Lord of all, and had a right to all they had; in token of which these parts were given to his priests towards their maintenance:
as Moses commanded; see Exodus 29:27.