The older daughter had a son, and she named him Moab; he is the father of the Moabites of today. (NIV)
The older bore a son, and named him Moab [of a father]; he is the father of the Moabites to this day. (AMP)
And the first born bare a son, and called his name Moab: the same is the father of the Moabites unto this day. (KJV)