Valmiki Ramayana Bala Kanda Sarga 9 Shloka 18
Original Shlokaऋश्यशृङ्गस्तु जामाता पुत्रांस्तव विधास्यति। सनत्कुमारकथितमेतावद्व्याहृतं मया।।1.9.18।।
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जामाता soninlaw, ऋश्यशृङ्गस्तु Rsyasringa, तव your, पुत्रान् sons, विधास्यति will ordain to be born, एतावत् till that instance, सनत्कुमारकथितम् the account communicated by Sanatkumara, मया by me, व्याहृतम् told to you.
'Risyasringa, your soninlaw, would help you to obtain sons'. Thus said Sanathkumara which I have related to you.