Valmiki Ramayana Ayodhya Kanda Sarga 26 Shloka 33
Original Shlokaभ्रातृपुत्रसमौ चापि द्रष्टव्यौ च विशेषतः। त्वया भरतशत्रुघ्नौ प्राणैः प्रियतरौ मम।।2.26.33।।
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मम to me, प्राणैः more than life , प्रियतरौ dearer, भरतशत्रुघ्नौ Bharata and Satrughna, विशेषतः specially, त्वया by you, भ्रातृपुत्रसमौ as your brother and your sons, द्रष्टव्यौ च are to be looked after.
What is more important is that you should look on Bharata as your brother and Satrughna as your son. They are dearer to me than my life.