'Mountains' in the Bible

“The mountains quaked at the presence of the Lord,Yes, this Sinai, at the presence of the Lord, the God of Israel.

The [powerful] hand of Midian prevailed against Israel. Because of Midian the sons of Israel made for themselves the dens (hideouts) which were in the mountains, and the caves and the [mountain] strongholds.

When Gaal saw the people, he said to Zebul, “Look, people are coming down from the mountaintops.” But Zebul said to him, “You are only seeing the shadow of the mountains as if they were men.”

And she said to her father, “Let this one thing be done for me; let me alone for two months, so that I may go to the mountains and weep over my virginity, I and my companions.”

And he said, “Go.” So he sent her away for two months; and she left with her companions, and wept over her virginity on the mountains.