On the Day (when the first blowing of the Trumpet is blown),

﴿يَوۡمَ تَرۡجُفُ ٱلرَّاجِفَةُ ﴾
[النَّازعَات: 6]

On the Day (when the first blowing of the Trumpet is blown), the earth and the mountains will shake violently (and everybody will die)

﴿يوم ترجف الراجفة﴾ [النَّازعَات: 6]

Al Bilal Muhammad Et Al
One day all that can be in commotion will be in violent commotion

Ali Bakhtiari Nejad
on a day that the earthquake shakes (the earth)

Ali Quli Qarai
the day when the Quaker quakes

Ali Unal
(The Last Hour will have come) on the Day when a blast (of the Trumpet) will convulse (the world)

Hamid S Aziz
The day on which the first trump resounds (or that which can quake shall quake)

John Medows Rodwell
One day, the disturbing trumpet-blast shall disturb it

Literal
A day/time the first blow of the horn trembles and shakes/agitates

Mir Anees Original
On the day the quaking one (the earth) will quake

Mir Aneesuddin
On the day the quaking one (the earth) will quake