Why Doesn’t God Just DESTROY Satan?

If God is all-powerful, why does Satan still exist? If there’s one thing that’s abundantly clear from the bible, it’s that it’s entirely uncompromising about God’s authority. In Isaiah 45, during a passage declaring His rule over kings and nations, God even says: “I am the Lord, and there is no other.” But if no power rivals God,and no being can truly challenge His sovereignty, then I can’t help but wonder why has Satan been allowed to continue at all? Today we’re going to be tackling the age old question of why God doesn’t just KILL satan (if that’s even possilbe).