Joel 2:11

And YHVH shall utter his voice before his army: for his camp is very great: for he is strong that executeth his word: for the day of YHVH is great and very terrible; and who can abide it?

Numbers 22:31

Then YHVH opened the eyes of Balaam, and he saw the angel of YHVH standing in the way, and his sword drawn in his hand: and he bowed down his head, and fell flat on his face.