Surah At-Taubah Verse 113 - English Translation by The Study Quran
Surah At-Taubahمَا كَانَ لِلنَّبِيِّ وَٱلَّذِينَ ءَامَنُوٓاْ أَن يَسۡتَغۡفِرُواْ لِلۡمُشۡرِكِينَ وَلَوۡ كَانُوٓاْ أُوْلِي قُرۡبَىٰ مِنۢ بَعۡدِ مَا تَبَيَّنَ لَهُمۡ أَنَّهُمۡ أَصۡحَٰبُ ٱلۡجَحِيمِ
It is not for the Prophet and those who believe to seek forgiveness for the idolaters, even if they be kin, after it has become clear to them that they shall be the inhabitants of Hellfire