Has it not helped you to develop Christian qualities? Does not expressing your devotion to God by sharing in the ministry contribute to your happiness?
أَوَلَا تَزْدَادُ فَرَحًا حِينَ تُعْرِبُ عَنْ تَعَبُّدِكَ لِلهِ فِي ٱلْخِدْمَةِ ؟‏