Deuteronomy 4:36

4:36 From heaven he spoke to you in order to teach you, and on earth he showed you his great fire from which you also heard his words. ¹ 

Nehemiah 9:13

9:13 “You came down on Mount Sinai and spoke with them from heaven. You provided them with just judgments, true laws, and good statutes and commandments.

Hebrews 12:25-26

12:25 Take care not to refuse the one who is speaking! For if they did not escape when they refused the one who warned them on earth, how much less shall we, if we reject the one who warns from heaven? 12:26 Then his voice shook the earth, but now he has promised, “I will once more shake not only the earth but heaven too.” ² 

[4:36]  ¹ tn Heb “and his words you heard from the midst of the fire.”

[12:26]  ² sn A quotation from Hag 2:6.