Determined to incite to attack (3,2)
I believe the answer is:
set on
This clue is a triple definition!
'determined' is the first definition.
(I've seen this before)
'to incite' is the second definition.
(thesaurus)
'to' is a link.
'attack' is the third definition.
(synonyms)
(Other definitions for set on that I've seen before include "Determined" , "Attack" , "Go" .)