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KJV - They know not, neither will they understand; they walk on in darkness: all the foundations of the earth are out of course.
ASV - They know not, neither do they understand; They walk to and fro in darkness: All the foundations of the earth are shaken.
BBE - They have no knowledge or sense; they go about in the dark: all the bases of the earth are moved.
WEB - They don't know, neither do they understand. They walk back and forth in darkness. All the foundations of the earth are shaken.
YLT - They knew not, nor do they understand, In darkness they walk habitually, Moved are all the foundations of earth.