44:3

Ad-Dukhaan 44:3

إِنَّآ أَنزَلْنَٰهُ فِى لَيْلَةٍۢ مُّبَٰرَكَةٍ ۚ إِنَّا كُنَّا مُنذِرِينَ

Innaaa anzalnaahu fee lailatim mubaarakah; innaa kunnaa munzireen

We sent it down during a Blessed Night: for We (ever) wish to warn (against Evil).