Jay-Z "Threat" (2003)
Lyric: "I will kill you, commit suicide, and kill you again."
Album: The Black Album
What's beef? Beef is when Jigga man is so pissed at you that he'll send you to the afterlife then follow you there to seek further retribution. Just ask Jaz-O's rap career, you don't want it with Hov. Nooooo.