²⁵ See to it that you do not refuse^(A) him who speaks.^(B) If they did not escape when they refused him who warned^(C) them on earth, how much less will we, if we turn away from him who warns us from heaven?^{(D) 26} At that time his voice shook the earth,^(E) but now he has promised, “Once more I will shake not only the earth but also the heavens.”^{[a](F) 27} The words “once more” indicate the removing of what can be shaken^(G)—that is, created things—so that what cannot be shaken may remain.