did you consider that the sustenance which allah had sent down for you of your own accord you have declared some of it as unlawful and some as lawful? ask them did allah bestow upon you any authority for this or do you forge lies against allah?
قل أرأيتم ما أنزل الله لكم من رزق فجعلتم منه حراما وحلالا قل آلله أذن لكم أم على الله تفترون