Ya Sin, 10 Ayah
36:10
وَسَوَآءٌ عَلَيۡهِمۡ ءَأَنذَرۡتَهُمۡ أَمۡ لَمۡ تُنذِرۡهُمۡ لَا يُؤۡمِنُونَ ١٠
Wa Sawā'un `Alayhim 'A'andhartahum 'Am Lam Tundhirhum Lā Yu'uminūna
And it is all the same for them whether you warn them or do not warn them - they will not believe.