Al-Waaqia • BN-TAFSEER-IBN-E-KASEER
﴿ بِسْمِ ٱللَّهِ ٱلرَّحْمَٰنِ ٱلرَّحِيمِ إِذَا وَقَعَتِ ٱلْوَاقِعَةُ ﴾
“WHEN THAT which must come to pass [at last] comes to pass,”
Please check ayah 56:12 for complete tafsir.