Word by Word Analysis

يَمُنُّونَ عَلَيْكَ أَنْ أَسْلَمُوا۟ ۖ قُل لَّا تَمُنُّوا۟ عَلَىَّ إِسْلَـٰمَكُم ۖ بَلِ ٱللَّهُ يَمُنُّ عَلَيْكُمْ أَنْ هَدَىٰكُمْ لِلْإِيمَـٰنِ إِن كُنتُمْ صَـٰدِقِينَ 17

They consider it a favor to you that they have accepted Islām. Say, "Do not consider your Islām a favor to me. Rather, Allāh has conferred favor upon you that He has guided you to the faith, if you should be truthful."