διὰ φαυλισμὸν χειλέων, διὰ γλώσσης ἑτέρας, ὅτι λαλήσουσι τῷ λαῷ τούτῳ,

1. διὰ
   through
   because of
2. φαυλισμὸν
   contempt
3. χειλέων
   lips
4.  
   ,
    
5. διὰ
   through
   because of
6. γλώσσης
   tongue
7. ἑτέρας
   other
8.  
   ,
    
9. ὅτι
   that
   because
10. λαλήσουσι
    they will speak
11. τῷ
    the
    to the
12. λαῷ
    people
13. τούτῳ
    this
14.  
    ,
     

Through contempt of lips, through another tongue, they will speak to this people.