وَنُنَزِّلُ مِنَ الْقُرْآنِ مَا هُوَ شِفَاءٌ وَرَحْمَةٌ لِّلْمُؤْمِنِينَ

This verse highlights the healing and merciful nature of the Quran for believers. The 'healing' refers to both spiritual and psychological healing, curing doubts, misconceptions, and negative emotions. The 'mercy' encompasses the guidance, blessings, and divine compassion that the Quran brings to those who believe in it. This verse encourages Muslims to turn to the Quran for comfort, guidance, and solutions to life's challenges.