Answer:
The use of this rhetorical article is effective.
Explanation:
The words "Yitgadal veyitkadash, Shmay Rabba" are known to be the words that initiate Jewish prayers made by the souls of the dead. When the autorodecide repeats these words three times, he wants to reinforce the meaning they have and reinforce that a cruelty to the Jewish people has led to a great number of deaths causing these words to be repeated over and over again.
