You're witnessing a mass-occur
Like you're watching a church gathering take place, looking boy
A clever pun. Watching a church gathering take place is “witnessing a mass occur” (e.g. The Catholic Church).
Eminem, after 2 verses of switching up flows that are common in the industry and completely owning each one, only now decides it’s alright to declare that these dudes are being slaughtered.
To help improve the meaning of these lyrics, visit “Rap God” by Eminem Lyrics and leave a comment on the lyrics box