δώσουσι τῷ Θεῷ δόξαν, τὰς ἀρετὰς αὐτοῦ ἐν ταῖς νήσοις ἀναγγελοῦσι.

1. δώσουσι
   they will give
   will give
2. τῷ
   the
   to the
3. Θεῷ
   God
4. δόξαν
   glory
5.  
   ,
    
6. τὰς
   the
7. ἀρετὰς
   virtues
8. αὐτοῦ
   his
9. ἐν
   in
10. ταῖς
    the
11. νήσοις
    islands
12. ἀναγγελοῦσι
    they will declare
    they will announce, they will proclaim
13.  
    .
     

They will give glory to God, they will declare his virtues in the islands.