To Gershon belonged the clans of the Libnites and Shimeites; these were the Gershonite clans. (NIV)
Of Gershon were the families of the Libnites and of the Shimeites. These are the families of the Gershonites. (AMP)
Of Gershon was the family of the Libnites, and the family of the Shimites: these are the families of the Gershonites. (KJV)