Nehemiah 13:24
As for their children, half spoke in the language of Ashdod, and none of them was able to speak the language of Judah, but 
Zephaniah 3:9
                            
That all of them may 
To serve Him 
Treasury of Scripture Knowledge
Summary
                            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.                        
                    Each people
General references
Bible References
Each people
                                        Zephaniah 3:9                                        “For then I will give to the peoples purified lips,  
That all of them maycall on the name of the Lord, 
To serve Himshoulder to shoulder. 
 
                                    
                                                            
                        That all of them may
To serve Him
General references
                                        Deuteronomy 7:3                                        
                                                                                                                                Furthermore, you shall not intermarry with them; you shall not give your daughters to their sons, nor shall you take their daughters for your sons.     
                                    
                                        Judges 3:6                                        
                                                            
                        and they took their daughters for themselves as wives, and gave their own daughters to their sons, and served their gods.