"Do not be willing to lose the people of Kohath from the midst of the Levites
Other versions
King James Version
Cut ye not off the tribe of the families of the Kohathites from among the Levites:English Standard Version
"Let not the tribe of the clans of the Kohathites be destroyed from among the Levites,New International Version
"See that the Kohathite tribal clans are not cut off from the Levites.