The doomsday will be a day of widespread destruction & devastation

The blowing of the trumpet (Soor) will mark the beginning of the doomsday

Every creature will perish on the doomsday

The condition of human beings and other creatures on the doomsday

The condition of the earth & mountains on the doomsday

The condition of the skies and stars on the doomsday

The second blow of trumpet (Soor) will lead to resurrection of all human beings

All human beings will come out of their graves and will have to face Allah سبحانه وتعالى

Resurrection is a sure reality and a promise from Allah سبحانه وتعالى

Purpose of resurrection