Valmiki Ramayana 7.89.23

ततः सा नवमे मासि इला सोमसुतात्सुतम् ।जनयामास सुश्रोणी पुरूरवसमूर्जितम्॥

tataḥ sā navame māsi ilā somasutātsutam |janayāmāsa suśroṇī purūravasamūrjitam ||

Our plain-language meaning of this verse is waiting for scholar review.