Leviticus 5:9

“And he shall sprinkle of the blood of the sin [offering] upon the side of the altar, etc.] Or “wall” f122 it is asked f123, “what is the wall at which the rest of the blood is wrung out? this is the lower wall, namely, the half of the height of the altar below, under the thread (of scarlet that goes round the middle of the altar) that the rest of the blood may be squeezed at the bottom of the altar, and because of this the sin offering of the fowl is below,” that is, the sprinkling of its blood. And so Ben Gersom observes; from hence we learn, says he, that the sprinkling of the sin offering of the fowl was in the lower part of the altar; and I think this sprinkling, adds he, was not in the…”

“Special occasions are mentioned on which sin-offerings are to be made with a particular confession of the offence for which atonement is sought Leviticus 5:5. Leviticus 5:1 Swearing - Adjuration. The case appears to be that of one who has been put upon his oath as a witness by a magistrate, and fails to utter all he has seen and heard (compare the marginal references. and Proverbs 29:24; Numbers 5:21). Leviticus 5:2-3 Hid from him - Either through forgetfulness or indifference, so that purification had been neglected. In such a case there had been a guilty negligence, and a sin-offering was required. On the essential connection between impurity and the sin-offering, see Leviticus 12:1.…”

“It is a sin - offering - This is added as the reason why its blood was so sprinkled and spilt. Leviticus 5:10”

“sprinkle: Lev 1:5, Lev 4:25, Lev 4:30, Lev 4:34, Lev 7:2; Exo 12:22, Exo 12:23; Isa 42:21; Heb 2:10, Heb 12:24 the rest: Lev 4:7, Lev 4:18, Lev 4:25, Lev 4:30, Lev 4:34 Leviticus 5:10”