Of Jeduthun, the sons of Jeduthun: Gedaliah, and Zeri, and Jeshaiah, Hashabiah, and Mattithiah, six, under the hands of their father Jeduthun with the harp, who prophesied in giving thanks and praising LORD.
Then the Levites arose: Mahath, the son of Amasai, and Joel the son of Azariah, of the sons of the Kohathites, and of the sons of Merari, Kish the son of Abdi, and Azariah the son of Jehallelel, and of the Gershonites, Joah the son
And these are the names of the sons of Levi according to their generations: Gershon, and Kohath, and Merari. And the years of the life of Levi were a hundred thirty-seven years.
and those who were reckoned by genealogy of the priests by their fathers' houses, and the Levites from twenty years old and upward, in their offices by their divisions,