Al-An'am 6:118

Fakuloo mimma thukira ismuAllahi AAalayhi in kuntum bi-ayatihimu/mineen

So eat of that [meat] upon which the name of Allāh has been mentioned, if you are believers in His verses [i.e., revealed law].

So, eat (the flesh) of that (animal) upon which the name of Allah has been invoked (when slaughtering), if you do believe in His verses.