Yunus 57

يَٰٓأَيُّهَا ٱلنَّاسُ قَدْ جَآءَتْكُم مَّوْعِظَةٌ مِّن رَّبِّكُمْ وَشِفَآءٌ لِّمَا فِى ٱلصُّدُورِ وَهُدًى وَرَحْمَةٌ لِّلْمُؤْمِنِينَ ﴿٥٧﴾

Ya ayyuha alnnasu qad jaatkum mawAAithatun min rabbikum washifaon lima fee alssudoori wahudan warahmatun lilmumineena

O mankind! There has come to you a good advice from your Lord (i.e. the Quran, ordering all that is good and forbidding all that is evil), and a healing for that (disease of ignorance, doubt, hypocrisy and differences, etc.) in your breasts, - a guidance and a mercy (explaining lawful and unlawful things, etc.) for the believers. The Noble Quran