It's a "red herring" or "strawman" argument ... Trying to equate unborn fetus as a human life, and thus it is hypocritical to be "okay" with taking the "life" of a fetus but be against the death of a terrorist.
Who does this quote refer to? "You're for abortion but you're against killing terrorist" I don't know who they're talking about.
Not an "answer," but I searched the phrase in quotes and this came up: