Exodus 19:16 So it came about on the third day, when it was morning, that there were thunder and lightning flashes and a thick cloud upon the mountain and a very loud trumpet sound, so that all the people who were in the camp trembled.

1 Kings 8:12 Then Solomon said, "The LORD has said that He would dwell in the thick cloud.

Psalm 97:2 Clouds and thick darkness surround Him; Righteousness and justice are the foundation of His throne.

Nahum 1:3 The LORD is slow to anger and great in power, And the LORD will by no means leave the guilty unpunished. In whirlwind and storm is His way, And clouds are the dust beneath His feet. (NASB ©1995)