 वत्सश्श्रेयसि जातस्ते दिष्ट्याऽसौ तव राघव।दिष्ट्या पुत्रगुणैर्युक्तो मारीच इव काश्यपः।। 
 O son of the Raghus Dasaratha, because of  your good  fortune that Rama, endowed with the qualities of an ideal son like Kasyapa to Maricha was born to you for the welfare of this world. 