Surah Al-Furqan Verse 32 - English Translation by A. J. Arberry
Surah Al-Furqanوَقَالَ ٱلَّذِينَ كَفَرُواْ لَوۡلَا نُزِّلَ عَلَيۡهِ ٱلۡقُرۡءَانُ جُمۡلَةٗ وَٰحِدَةٗۚ كَذَٰلِكَ لِنُثَبِّتَ بِهِۦ فُؤَادَكَۖ وَرَتَّلۡنَٰهُ تَرۡتِيلٗا
The unbelievers say, 'Why has the Koran not been sent down upon him all at once?' Even so, that We may strengthen thy heart thereby, and We have chanted it very distinctly