In The Bronze Bow,when does Daniel make a vow of revenge against the Romans?

 

Daniel's quest of revenge is his driving force, and the main reason that he allies
himself with Rosh. He believes that he is entitled to his revenge because his father and uncle
have been killed, and furthermore that he has a moral and ethical responsibility to fight the
Romans for their occupation of Israel. In Chapter 7, he explains to Thacia:

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