On the Day when the earth and the mountains will be in - Surah Al-Muzzammil ayat 14 in English

﴿يَوۡمَ تَرۡجُفُ ٱلۡأَرۡضُ وَٱلۡجِبَالُ وَكَانَتِ ٱلۡجِبَالُ كَثِيبٗا مَّهِيلًا ﴾
[المُزمل: 14]

On the Day when the earth and the mountains will be in violent shake, and the mountains will be a heap of sand poured out and flowing down

﴿يوم ترجف الأرض والجبال وكانت الجبال كثيبا مهيلا﴾ [المُزمل: 14]

Ali Quli Qarai
the day when the earth and the mountains will quake, and the mountains will be like dunes of shifting sand

Ali Unal
On that Day the earth and the mountains will be violently shaken, and the mountains will be as a heap of slipping sand

Hamid S Aziz
On the day when the earth and the mountains shall quake and the mountains shall become (as) heaps of running sand

John Medows Rodwell
The day cometh when the earth and the mountains shall be shaken; and the mountains shall become a loose sand heap