Treasury of Scripture Knowledge
Of Jeduthun: the sons of Jeduthun; Gedaliah, and Zeri, and Jeshaiah, Hashabiah, and Mattithiah, six, under the hands of their father Jeduthun, who prophesied with a harp, to give thanks and to praise the LORD.
1 Chronicles 25:9
Now the first lot came out for Asaph to Joseph, the second for Gedaliah, he with his relatives and sons were twelve;
1 Chronicles 25:15
the eighth to Jeshaiah, his sons and his relatives, twelve;
1 Chronicles 25:21
for the fourteenth, Mattithiah, his sons and his relatives, twelve;
1 Chronicles 15:18
and with them their relatives of the second rank, Zechariah,
Ben, Jaaziel, Shemiramoth, Jehiel, Unni, Eliab, Benaiah, Maaseiah, Mattithiah, Eliphelehu, Mikneiah, Obed-edom and Jeiel, the gatekeepers.