Deuteronomy 4:36

36 aOut of heaven he let you hear his voice, that he might discipline you. And on earth he let you see his great fire, and byou heard his words out of the midst of the fire.

Nehemiah 9:13

13 cYou came down on Mount Sinai dand spoke with them from heaven and gave them eright rules and true laws, good statutes and commandments,

Hebrews 12:25-26

25See that you do not refuse him who is speaking. For fif they did not escape when they refused him who warned them on earth, much less will we escape if we reject him who warns from heaven. 26At that time ghis voice shook the earth, but now he has promised, hYet once more I will shake not only the earth but also the heavens.”
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