Valmiki Ramayana Ayodhya Kanda Sarga 110 Shloka 8
Original Shlokaइक्ष्वाकोस्तु सुत श्रीमान्कुक्षिरेवेति विश्रुतः। कुक्षेरथात्मजो वीरो विकुक्षिरुदपद्यत।।2.110.8।।
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इक्ष्वाकोः Ikshaku's, सुतः son, श्रीमान् illustrious, कुक्षिरेवेति as Kukshi, विश्रुतः wellknown, अथ thereafter, कुक्षेः Kukshi's, आत्मजः son, वीरः heroic, विकुक्षिः Vikukshi, उदपद्यत was born.
Ikshvaku had an illustrious son, wellknown as Kukshi and to Kukshi was born the heroic Vikukshi.