NET
24 Half their children spoke the language of Ashdod (or the language of one of the other peoples mentioned) and were unable to speak the language of Judah.
Darby
24 And their children spoke half in the language of Ashdod, and could not speak in the Jews' language, but according to the language of each people.
KJV
24 And their children spake half in the speech of Ashdod, and could not speak in the Jews' language, but according to the language of each people.