In a Book of War you should +1/-1 the excerpts
Remember, Lord, what the Edomites did
on the day Jerusalem fell.
“Tear it down,” they cried,
“tear it down to its foundations!”
8 Daughter Babylon, doomed to destruction,
happy is the one who repays you
according to what you have done to us.
9 Happy is the one who seizes your infants
and dashes them against the rocks