إِذَا رُجَّتِ الْأَرْضُ رَجًّا (4)
(56:4) when the earth will suddenly shake with a terrible shaking, *3
*3) That is, it will not be a local earthquake that may occur in a restricted area, but it will shake the whole earth to its depths aII of a sudden, and it will experience a tremendous jolt and tremors alI through.