Valmiki Ramayana Bala Kanda Sarga 51 Shloka 14
Original Shlokaअचिन्त्यकर्मा तपसा ब्रह्मर्षिरतुलप्रभ:। विश्वामित्रो महातेजा वेत्स्येनं परमां गतिम्।।1.51.14।।
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महातेजा: possessing high lustre, विश्वामित्र: Viswamitra, अचिन्त्यकर्मा performed deeds defying imagination, तपसा by his austerities, ब्रह्मर्षि: Brahmarshi, अतुलप्रभ: possessing unsurpassed radiance, एनम् him, परमाम् supreme, गतिम् resort, वेत्सि you knew.
Highly lustrous Viswamitra has performed deeds which defy all imagination. By his austerities, he became Brahmarshi and possesses unparalleled radiance. Know him to be the supreme resort.