وَمَن أَحسَنُ قَولًا مِمَّن دَعا إِلَى اللَّهِ وَعَمِلَ صالِحًا وَقالَ إِنَّني مِنَ المُسلِمينَ

And who is better in speech than one who invites to Allah and does righteousness and says, "Indeed, I am of the Muslims."