Psalm 68:8
"The earth shook, the heavens also dropped at the presence of God: even Sinai itself was moved at the presence of God, the God of Israel."
Cross References (ranked by relevance)
And mount Sinai was altogether on a smoke, because the LORD descended upon it in fire: and the smoke thereof ascended as the smoke of a furnace, and the whole mount quaked greatly.
And it came to pass on the third day in the morning, that there were thunders and lightnings, and a thick cloud upon the mount, and the voice of the trumpet exceeding loud; so that all the people that was in the camp trembled.
And I will give thee the treasures of darkness, and hidden riches of secret places, that thou mayest know that I, the LORD, which call thee by thy name, am the God of Israel.
Whose voice then shook the earth: but now he hath promised, saying, Yet once more I shake not the earth only, but also heaven.
Blessed be the LORD God of Israel from everlasting, and to everlasting. Amen, and Amen.
O God, thou art terrible out of thy holy places: the God of Israel is he that giveth strength and power unto his people. Blessed be God.
The voice of thy thunder was in the heaven: the lightnings lightened the world: the earth trembled and shook.
When thou didst terrible things which we looked not for, thou camest down, the mountains flowed down at thy presence.
Tremble, thou earth, at the presence of the Lord, at the presence of the God of Jacob;
Thou wentest forth for the salvation of thy people, even for salvation with thine anointed; thou woundedst the head out of the house of the wicked, by discovering the foundation unto the neck. Selah.
Oh that thou wouldest rend the heavens, that thou wouldest come down, that the mountains might flow down at thy presence,
And the temple of God was opened in heaven, and there was seen in his temple the ark of his testament: and there were lightnings, and voices, and thunderings, and an earthquake, and great hail.