The Holy Quran 89:21 — Surah Al-Fajr
Arabic text
كَلَّآ إِذَا دُكَّتِ ٱلْأَرْضُ دَكًّا دَكًّا
Translation
Never! (You should never think that these acts do not warrant punishment. They certainly do! If not already in this world, this punishment will definitely arrive on that Day of Qiyaamah) When the earth shall be ripped (ground) to shreds (to be replaced with another earth)...
Tafsir (excerpt) — Tafsir Usmani
that is, all the hills and mountains will be pounded and crushed into fragments, and the earth will become a completely flat, bare plain.
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