It's been mentioned many, many times: You should not take the Al-Jilwah as if it is the literal words of Satan, because Muslim beliefs have been inserted into it to avoid persecution. This has been explained in the ToZ section on the Yezidi texts. Many things in the Al-Jilwah (like the Adam) thing aren't completely correct and we don't believe them literally. You should only take this text as inspirational, not the way the Christians say their bible is the literal word of "god".
Just replace "descendants of adam" in your mind with humans and read this passage as "I requite all humans..." because that's what it is actually supposed to mean. It should not be taken to