And like or (even) worse than this are the ones who take the words of the Kuffaar as laws, which they judge with in matters concerning blood and wealth and they put that before that which they know and that is has been made clear to them from the Book of Allaah and the Sunnah of His Messenger. So he, without a doubt, is a Mortad if he continues upon that and does not return to the Hukm of what Allaah revealed and he will not be benefited by any name which he labels himself with and neither by any outward action that he does from Salaat or Siyaam or anything else!"
– From the Hamish (i. e. margins) of "Fat'h Al-Majeed", Pg. 406