﴿ قُلْ إِنَّمَآ أُنذِرُكُم بِٱلْوَحْىِ ۚ وَلَا يَسْمَعُ ٱلصُّمُّ ٱلدُّعَآءَ إِذَا مَا يُنذَرُونَ ﴾

“SAY [unto all men]: “I but warn you on the strength of divine revelation!” But the deaf [of heart] will not hearken to this call, however often they are warned.”

Please check ayah 21:47 for complete tafsir.