Numbers 3:3

3. Anointed The anointing with oil symbolizes separation and consecration. The oil in both the Old Testament and the New typifies the grace of the Holy Spirit, “the unction from the Holy One.” Zechariah 4:2-12; 1Jn 2:20 ; 1 John 2:27; Acts 10:38. See Alford’s note on the ten virgins. Matthew 25:1-13. No man can acceptably minister at the altar of God who is not anointed with the anointing “that abideth and teach-eth.”

Consecrated Hebrews, whose hands he filled. Septuagint, whom he perfected as to their hands. Vulgate, whose hands he filled and consecrated. In giving over the priesthood to the sons of Aaron there was the ceremony of putting an offering into the hand of the candidate, (Num 8:27, 28,) as the Christian bishop fills, at his ordination, the hand of the candidate for the ministry of the Gospel of Christ with a copy of the Holy Scriptures.