Bible: Thick Clouds Darkness

Repeated words found across different books in the Bible (KJV):
Deu 4:11
And ye came near and stood under the mountain; and the mountain burned with fire unto the midst of heaven, with darkness, clouds, and thick darkness.

2Sm 22:12
And he made darkness pavilions round about him, dark waters, and thick clouds of the skies.

Psa 18:11
He made darkness his secret place; his pavilion round about him were dark waters and thick clouds of the skies.

Joel 2:2
A day of darkness and of gloominess, a day of clouds and of thick darkness, as the morning spread upon the mountains: a great people and a strong; there hath not been ever the like, neither shall be any more after it, even to the years of many generations.

Zep 1:15
That day is a day of wrath, a day of trouble and distress, a day of wasteness and desolation, a day of darkness and gloominess, a day of clouds and thick darkness,