Verses with the word gershonite in the Old Testament (2 verses):

1 Chronicles 26:21
As concerning the sons of Laadan; the sons of the Gershonite Laadan, chief fathers, even of Laadan the Gershonite, were Jehieli.

1 Chronicles 29:8
And they with whom precious stones were found gave them to the treasure of the house of the LORD, by the hand of Jehiel the Gershonite.