Valmiki Ramayana Aranya Kanda Sarga 66 Shloka 8
Original Shlokaमहर्षिर्यो वसिष्ठस्तु यः पितुर्नः पुरोहितः। अह्ना पुत्रशतं जज्ञे तथैवास्य पुनर्हतम्।।3.66.8।।
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महर्षिः sage, यः who, वसिष्ठः Vasistha, यः that, नः पितुः our father's, पुरोहितः priest, अस्य his, अह्ना one day, पुत्रशतम् one hundred sons, जज्ञे gave birth to, पुनः again, तथैव in the same way, हतम् killed.
To sage Vasistha, our father's priest, were born a hundred sons in a day.But all of them were killed in one day the same way.