قُلْ نَزَّلَهُ رُوحُ الْقُدُسِ مِن رَّبِّكَ بِالْحَقِّ لِيُثَبِّتَ الَّذِينَ آمَنُوا وَهُدًى وَبُشْرَى لِلْمُسْلِمِينَ

Say, the Holy Spirit has brought it down duly from your Lord to fortify those who have faith and as guidance and good news for the Muslims.