I ain't trying to flex but if you say my name again
In your song mothafucker I be praying for my enemies

from Flatbush Zombies – Thugnificense Lyrics on Rap Genius

Meaning

Juice could be talking about Robb Bank$ who dissed the FBZ in the beginning of :
http://www.youtube.com/watch?v=jm5XilO69ck

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