Now viewing scripture range from the book of Hebrews chapter 12:25 through chapter 12:26...
25 See that ye refuse not him that speaketh. For if they escaped not who refused him that spake on earth, much more [shall not] we [escape], if we turn away from him that [speaketh] from heaven:
26 Whose voice then shook the earth: but now he hath promised, saying, Yet once more I shake not the earth only, but also heaven.