A God - fearing king once gave this advice to his son: “Know the God of your father and serve him with a complete heart and with a delightful soul. ”
نصح ملك خائف الله ابنه ذات مرة :‏ « اعرف اله ابيك واعبده [« اخدمه » ،‏ ع‌ج‏] بقلب كامل ونفس راغبة » .‏