Whom he shall anoint; he, i.e. either God, who commanded him to be anointed, as men are oft said to do what others do by their command, or the high priest, who was to anoint his successor. Or, the third person is here put indefinitely or impersonally, for who shall be anointed.
Related Commentaries of Leviticus 16:32
Leviticus 16:32
32 And the priest, whom he shall anoint, and whom he shall consecratee to minister in the priest's office in his father's stead, shall make the atonement, and shall put on the linen clothes, even the holy garments: