Kullu alttaAAami kana hillan libanee israeela illa ma harrama israeelu AAala nafsihi min qabli an tunazzala alttawratu qul fatoo bialttawrati faotlooha in kuntum sadiqeena
All food was lawful to the Children of Israel except what Israel [i.e., Jacob] had made unlawful to himself before the Torah was revealed. Say, [O Muḥammad], "So bring the Torah and recite it, if you should be truthful."