Let the reader observe upon the particular age of the Levites, appointed to minister in holy things, that this service did not begin till after the thirtieth year. And surely the Reader will not forget that the blessed JESUS opened not his special ministry until his thirtieth year. Luke 3:23.
Related Commentaries of Numbers 4:1
Numbers 4:1-3
1 And the LORD spake unto Moses and unto Aaron, saying,
2 Take the sum of the sons of Kohath from among the sons of Levi, after their families, by the house of their fathers,
3 From thirty years old and upward even until fifty years old, all that enter into the host, to do the work in the tabernacle of the congregation.