Valmiki Ramayana Bala Kanda Sarga 9 Shloka 5
Original Shlokaद्वैविध्यं ब्रह्मचर्यस्य भविष्यति महात्मन:। लोकेषु प्रथितं राजन्विप्रैश्च कथितं सदा।।1.9.5।।
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राजन् O King, महात्मन: eminet one, लोकेषु in the worlds, प्रथितम् celebrated, सदा always, विप्रै: by brahmins, कथितम् described, ब्रह्मचर्यस्य of Brahmacharya (life of celebacy), द्वैविध्यम् twofold, भविष्यति will happen.
O eminent king, sage Rsyasringa celebrated in the three worlds who practises a twofold brahmacharya life (life of celebacy) described by brahmins (as vratitva and prajapatya).