The Arabic phrase means "God is great!" which, by itself, could be said by Christians and Jews. But, as I understand it, the implication in Arabic is really, "My god is greater than your God!" which turns the phrase into one of aggression and hate.
"Black Lives Matter"? Hey, by itself, what could be wrong with such a phrase? But it turns out the implication is very much "Black Lives Matter More Than Yours" which turns the phrase into one of aggression and hate.
My god is greater than your God!” which turns the phrase into one of aggression and hate.
No disrespect, but it sounds like two five year olds arguing.