He is 'seeking revenge for' his father's murder. [=he wants to harm the person who killed his father]
He swore to 'take (his) revenge on' his enemies. [=to harm his enemies]
The bombing was 'in revenge for' the assassination of their leader.
(..) Tai Long) would not leave the prison) lectured milestone one meets its destiny on the road chosen by the must do something can not leave, walking in the Valley and revenge reason of such water, my friend when disturbed becomes difficult vision but if left stabilizes answer becomes clear time (..)2008 Kung Fu Panda