You don't know me, don't pause me - I'll throw lead at you
Mean I earned every stripe and you know it
When you see me put yo' hand on yo' head and push it forward

from Slaughterhouse (Ft. Pharoahe Monch) – Salute Lyrics on Rap Genius

This goes back to the beginning of his verse. He is the General so don’t try to stop him he earned his title. So when you see him just fucking salute, put your hand to you forehead and push it forward. Salute

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