Leviticus 9:3

And unto the children of Israel thou shalt speak. — That is, Aaron, who was now constituted high priest, was to give the orders about the sacrifices It will be seen that the elders of the people whom Moses summoned in Leviticus 9:1 to witness in behalf of the people the first ministrations of the priests, are here called “the children of Israel,” thus showing that the representatives acted for the people. Hence the two terms are interchanged (see Leviticus 8:2), which accounts for the fact that the Greek Version (LXX.) renders it here by “elders.”

A kid of the goats... and a calf. — Better, a shaggy-haired he-goat. (See Leviticus 4:23, &c.)