The descendants of Gershon received thirteen cities by lot from the tribes of Issachar, Asher, Naphtali, and the half-tribe of Manasseh in Bashan.
Jewish Publication Society of America Version (JPS1917) - Joshua 21:6 >And the children of Gershon had by lot out of the families of the tribe of Issachar, and out of the tribe of Asher, and out of the tribe of Naphtali, and out of the half-tribe of Manasseh in Bashan, thirteen cities.