Exodus 29:30

30 He of his sons that shall be appointed high priest in his stead, and that shall enter into the tabernacle of the testimony to minister in the sanctuary, shall wear it seven days.

Exodus 29:30 Meaning and Commentary

Exodus 29:30

And that son that is priest in his stead
The Targum of Jonathan is,

``who shall rise after him of his sons, not of the Levites;''

for the high priest was to be of the family of Aaron, a descendant of his; it was not enough that he was of the tribe of Levi, but he must descend from Aaron, either in the line of Eleazar or of Ithamar:

shall put them on seven days;
the next successor was to wear the garments seven days running:

when he cometh into the tabernacle of the congregation to minister in
the holy place;
to offer sacrifice in the court of the tabernacle, on the altar of burnt offering, and to offer incense on the altar of incense, and to trim the lamps of the candlestick, and to put the shewbread on the table.

Exodus 29:30 In-Context

28 Wherewith Aaron was consecrated and his sons, and they shall fall to Aaron’s share, and his sons’, by a perpetual right from the children of Israel: because they are the choicest and the beginnings of their peace victims which they offer to the Lord.
29 And the holy vesture, which Aaron shall use, his sons shall have after him, that they may be anointed, and their hands consecrated in it.
30 He of his sons that shall be appointed high priest in his stead, and that shall enter into the tabernacle of the testimony to minister in the sanctuary, shall wear it seven days.
31 And thou shalt take the ram of the consecration, and shalt boil the flesh thereof in the holy place:
32 And Aaron and his sons shall eat it. The loaves also, that are in the basket, they shall eat in the entry of the tabernacle of the testimony,
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