Moses
Leviticus 4:2ESV·traditional attribution

“Speak to the people of Israel, saying, If anyone sins unintentionally in any of the LORD’s commandments about things not to be done, and does any one of them,

Matthew Henry Presbyterian @wholebiblehenry

The laws contained in the first three chapters seem to have been delivered to Moses at one time. Here begin the statutes of another session, another day. From the throne of glory between the cherubim God delivered these orders. And he enters now upon a subject more strictly new than those before.

Commenting on Leviticus 4:1-12

John Gill Reformed Baptist @doctorgill

If the priest that is anointed do sin,.... That is, the high priest, as the Targums of Onkelos and Jonathan, and the Septuagint version, render it; who in after times was only anointed, though at first Aaron's sons were anointed with him; so an high priest is described in Lev 21:10 and such an one was liable to sin, and often did; which shows not...

Geneva Bible Notes Reformed @genevanotes

Speak unto the children of Israel, saying, If a soul shall sin through ignorance against any of the commandments of the LORD [concerning things] which ought not to be done, and shall do against any of them: (a) That is, of negligence or ignorance, especially in the ceremonial law: for otherwise the punishment for a crime is determined according to the transgression, .