הַמַּבִּ֣יט לָ֭אָרֶץ וַתִּרְעָ֑ד יִגַּ֖ע בֶּהָרִ֣ים וְֽיֶעֱשָֽׁנוּ׃
El cual mira á la tierra, y ella tiembla; Toca los montes, y humean.
Rashi on Psalms
He touches the mountains and they emit smoke as is depicted of Sinai (Exod. 19:18): “And Mount Sinai was all in smoke.”